webench power architect power architect project id : 19 pa_project_301 fpga architect 2016- 10- 29...
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Copyright © 2016, Texas Instruments Incorporated 1 ti.com/webench
WEBENCH Project Report Project : 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
WEBENCH® Power Architect
Project ReportProject : 4404435/19 : PA_Project_301Created : 2016-10-29 01:05:49.850Optimize project optFactor=3
Project Summary1. Total System Efficiency 84.226 %2. Total System BOM Count 127.03. Total System Footprint 1.353 kmm24. Total System BOM Cost $15.345. Total System Power Dissipation 2.442 W
--> Launch WEBENCH Power Architect.
LOAD_4XC7K70T_VCCAUX
TPS563210
0.12A 1.8V, 0.7A
SUPPLY_1
LOAD_5XC7K70T_VCCBRAM
0.2A
LOAD_6XC7K70T_VCCINT
4.0ATPS54821
0.43A 1V, 4.2A
SUPPLY_2
LOAD_7XC7K70T_VCCO_1.2
TPS563210F2
0.06A 1.2V, 0.5A
SUPPLY_3
LOAD_8XC7K70T_VCCO_1.35
TPS563210F2
0.07A 1.35V, 0.5A
SUPPLY_4
LOAD_9XC7K70T_VCCO_1.5
TPS563219F2
0.07A 1.5V, 0.5A
SUPPLY_5
LOAD_10XC7K70T_VCCO_1.8
TPS563210F2
0.09A 1.8V, 0.5A
SUPPLY_6
LOAD_11XC7K70T_VCCO_2.5
TPS563219F2
0.12A 2.5V, 0.5A
SUPPLY_7
LOAD_12XC7K70T_VCCO_3.3
TPS562210F2
0.15A 3.3V, 0.5A
SUPPLY_8
LOAD_1XC7K70T_MGTAVCC
TPS563200
0.1A 1V, 1.0A
SUPPLY_9
LOAD_2XC7K70T_MGTAVTT
TPS54335A
0.07A 1.2V, 0.6A
SUPPLY_10
LOAD_3XC7K70T_MGTVCCAUX
TPS62122
0.0A 1.8V, 0.02A
SUPPLY_11
LM3880
SEQUENCER
TPS62122
0.0A 3.3V, 0.0A
SUPPLY_12
11V - 12V 10.0A max
1.29A
SOURCE_DC_1
WEBENCH® Power Architect Project ID : 19 PA_Project_301 FPGA Architect 2016- 10- 29 01:05:49.850
My CommentsNo comments
Sequencer Flag TableSupply Sequencer Flag Load Load NameSUPPLY_1 1 LOAD_4 XC7K70T_VCCAUXSUPPLY_2 0 LOAD_5 XC7K70T_VCCBRAMSUPPLY_2 0 LOAD_6 XC7K70T_VCCINTSUPPLY_3 2 LOAD_7 XC7K70T_VCCO_1.2SUPPLY_4 2 LOAD_8 XC7K70T_VCCO_1.35SUPPLY_5 2 LOAD_9 XC7K70T_VCCO_1.5SUPPLY_6 2 LOAD_10 XC7K70T_VCCO_1.8SUPPLY_7 2 LOAD_11 XC7K70T_VCCO_2.5SUPPLY_8 2 LOAD_12 XC7K70T_VCCO_3.3SUPPLY_9 0 LOAD_1 XC7K70T_MGTAVCCSUPPLY_10 0 LOAD_2 XC7K70T_MGTAVTTSUPPLY_11 0 LOAD_3 XC7K70T_MGTVCCAUXSUPPLY_12 NASEQUENCER NA
Power Supplies# Name NSID Description Vout Iout Efficiency Foot-
printCost Design Page
1. SUPPLY_1 TPS563210 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
1.8 V 0.7 A 88.5% 152 $1.01 169 5
2. SUPPLY_2 TPS54821 Switcher : 8A Synchronous StepDown SWIFT Converter
1 V 4.2 A 80.6% 202 $2.19 170 10
3. SUPPLY_3 TPS563210 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
1.2 V 0.5 A 83% 77 $1.34 171 16
4. SUPPLY_4 TPS563210 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
1.35 V 0.5 A 84.7% 77 $1.34 172 21
5. SUPPLY_5 TPS563219 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter, non-Eco-mode
1.5 V 0.5 A 83.6% 77 $1.34 173 26
6. SUPPLY_6 TPS563210 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
1.8 V 0.5 A 87% 152 $1.01 174 31
7. SUPPLY_7 TPS563219 Switcher : 17V, 3A,8-pin, Low IqSynchronous buck converter, non-Eco-mode
2.5 V 0.5 A 89.3% 152 $1.01 175 36
8. SUPPLY_8 TPS562210 Switcher : 17V, 2A,8-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
3.3 V 0.5 A 89% 86 $0.90 176 41
Copyright © 2016, Texas Instruments Incorporated 2 ti.com/webench
WEBENCH Project Report Project : 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
# Name NSID Description Vout Iout Efficiency Foot-print
Cost Design Page
9. SUPPLY_9 TPS563200 Switcher : 17V, 3A,6-pin, Low IqSynchronous buck converter withAdvanced Eco-mode
1 V 1.0 A 83.4% 76 $1.88 177 46
10. SUPPLY_10 TPS54335A Switcher : 28V, 3A, Low Iq,Synchronous, monolithic buckconverter with Eco-mode
1.2 V 0.6 A 80.8% 196 $1.52 178 51
11. SUPPLY_11 TPS62122 Switcher : 2V-15V,75mA, BuckConverter with DCS-Control
1.8 V 0.02 A 71.9% 44 $0.66 179 56
12. SUPPLY_12 TPS62122 Switcher : 2V-15V,75mA, BuckConverter with DCS-Control
3.3 V 0.001 A 77.5% 43 $0.66 181 63
13. SEQUENCER LM3880 Sequencer : Power Sequencer 3.3 V 0.001 A 0% 19 $0.48 180 61
Power Loads# Name VLoad ILoad Description1. XC7K70T_VCCAUX 1.8 V 0.7 A VoutRipple=5%, SoftStart delay=1.5 mSec, Up Sequence Order=0 delay=2.0 mSec,
Down Sequence Order=1 delay=2.0 mSec2. XC7K70T_VCCBRAM 1 V 0.2 A VoutRipple=5%, SoftStart delay=1.0 mSec, Down Sequence Order=1 delay=2.0
mSec3. XC7K70T_VCCINT 1 V 4 A VoutRipple=5%, SoftStart delay=1.0 mSec, Down Sequence Order=1 delay=2.0
mSec4. XC7K70T_VCCO_1.2 1.2 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec5. XC7K70T_VCCO_1.35 1.35 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec6. XC7K70T_VCCO_1.5 1.5 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec7. XC7K70T_VCCO_1.8 1.8 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec8. XC7K70T_VCCO_2.5 2.5 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec9. XC7K70T_VCCO_3.3 3.3 V 0.5 A VoutRipple=5%, SoftStart delay=2.0 mSec, Up Sequence Order=1 delay=2.0 mSec,
Down Sequence Order=0 delay=2.0 mSec10. XC7K70T_MGTAVCC 1 V 1 A VoutRipple=3%, Group=TxRx11. XC7K70T_MGTAVTT 1.2 V 0.6 A VoutRipple=3%, Group=TxRx12. XC7K70T_MGTVCCAUX 1.8 V 0.02 A VoutRipple=3%, Group=TxRx
FPGAs, Processors# Manufacturer Part Number Name Series Description1. Xilinx XC7K70T FPGA_1 Kintex-7 FPGA Xilinx Kintex-7 XC7K70T
http://www.xilinx.com/support/documentation/7_series.htm
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WEBENCH Project Report 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
Project Diagram
LOAD_4XC7K70T_VCCAUX
TPS563210
0.12A 1.8V, 0.7A
SUPPLY_1
LOAD_5XC7K70T_VCCBRAM
0.2A
LOAD_6XC7K70T_VCCINT
4.0ATPS54821
0.43A 1V, 4.2A
SUPPLY_2
LOAD_7XC7K70T_VCCO_1.2
TPS563210F2
0.06A 1.2V, 0.5A
SUPPLY_3
LOAD_8XC7K70T_VCCO_1.35
TPS563210F2
0.07A 1.35V, 0.5A
SUPPLY_4
LOAD_9XC7K70T_VCCO_1.5
TPS563219F2
0.07A 1.5V, 0.5A
SUPPLY_5
LOAD_10XC7K70T_VCCO_1.8
TPS563210F2
0.09A 1.8V, 0.5A
SUPPLY_6
LOAD_11XC7K70T_VCCO_2.5
TPS563219F2
0.12A 2.5V, 0.5A
SUPPLY_7
LOAD_12XC7K70T_VCCO_3.3
TPS562210F2
0.15A 3.3V, 0.5A
SUPPLY_8
LOAD_1XC7K70T_MGTAVCC
TPS563200
0.1A 1V, 1.0A
SUPPLY_9
LOAD_2XC7K70T_MGTAVTT
TPS54335A
0.07A 1.2V, 0.6A
SUPPLY_10
LOAD_3XC7K70T_MGTVCCAUX
TPS62122
0.0A 1.8V, 0.02A
SUPPLY_11
LM3880
SEQUENCER
TPS62122
0.0A 3.3V, 0.0A
SUPPLY_12
11V - 12V 10.0A max
1.29A
SOURCE_DC_1
WEBENCH® Power Architect Project ID : 19 PA_Project_301 FPGA Architect 2016- 10- 29 01:05:49.850
WEBENCH® Power Architect Project
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WEBENCH Project Report 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
Electrical Procurement BOM
Manufacturer Part Number Description Quantity Budgetary Price Footprint(mm2)
AVX 08053C104KAT2A 0805 9 $0.01 61TDK C0603C0G1E160G 0201 1 $0.01 2Kemet C0805C104K5RACTU 0805 2 $0.01 14Kemet C0805C220K3GACTU 0805 1 $0.01 7TDK C3216X6S0G476M 1206 6 $0.13 66TDK C3225JB0J686M 1210 1 $0.74 15Taiyo Yuden CBC2012T220M CBC2012 2 $0.08 16Yageo America CC0805KRX7R9BB392 0805 1 $0.01 7Samsung Electro-MechanicsCL21C250JBANNNC 0805 1 $0.01 7Samsung Electro-MechanicsCL21C911JBCNNNC 0805 1 $0.03 7Vishay-Dale CRCW0402100KFKED 0402 11 $0.01 33Vishay-Dale CRCW040210K0FKED 0402 8 $0.01 24Vishay-Dale CRCW0402130KFKED 0402 1 $0.01 3Vishay-Dale CRCW040213K7FKED 0402 2 $0.01 6Vishay-Dale CRCW04021K47FKED 0402 1 $0.01 3Vishay-Dale CRCW04021K65FKED 0402 1 $0.01 3Vishay-Dale CRCW0402200KFKED 0402 1 $0.01 3Vishay-Dale CRCW040223K2FKED 0402 1 $0.01 3Vishay-Dale CRCW0402255KFKED 0402 1 $0.01 3Vishay-Dale CRCW04022K21FKED 0402 1 $0.01 3Vishay-Dale CRCW040233K2FKED 0402 1 $0.01 3Vishay-Dale CRCW04023K16FKED 0402 1 $0.01 3Vishay-Dale CRCW040249K9FKED 0402 1 $0.01 3Vishay-Dale CRCW040251K1FKED 0402 1 $0.01 3Vishay-Dale CRCW04025K11FKED 0402 1 $0.01 3Vishay-Dale CRCW04025K76FKED 0402 1 $0.01 3Vishay-Dale CRCW04027K50FKED 0402 1 $0.01 3Vishay-Dale CRCW04027K68FKED 0402 1 $0.01 3Vishay-Dale CRCW040288K7FKED 0402 1 $0.01 3Vishay-Dale CRCW04029K76FKED 0402 1 $0.01 3MuRata GRM033C80J123KE01D 0201 2 $0.01 4MuRata GRM033R60J153KE01D 0201 6 $0.01 12MuRata GRM033R71A182KA01D 0201 1 $0.01 2MuRata GRM155R61A563KA01D 0402 1 $0.01 3MuRata GRM188R60J475KE19D 0603 2 $0.01 9MuRata GRM21BR61C106KE15L 0805 18 $0.03 61MuRata GRM21BR61E475KA12L 0805 1 $0.02 7MuRata GRM31CD80G107ME39L 1206_190 4 $0.14 22MuRata GRM31CR60J226KE19L 1206_190 1 $0.08 11MuRata GRM31CR71E106KA12L 1206_190 1 $0.05 11Texas Instruments LM3880MF-1AE/NOPB R-PDSO-
G61 $0.45 10
Yageo America RC0603FR-07240KL 0603 1 $0.01 5Yageo America RC0603FR-07300KL 0603 1 $0.01 5Yageo America RC0603FR-0782KL 0603 1 $0.01 5Bourns SRN8040-1R5Y SRN8040 1 $0.22 100Bourns SRN8040-2R2Y SRN8040 3 $0.22 300Bourns SRR4028-3R3Y SRR4028 1 $0.26 34Bourns SRR6028-180Y SRR6028 1 $0.26 77Taiyo Yuden TMK212BJ475KG-T 0805 2 $0.05 14Texas Instruments TPS54335ADDAR R-PDSO-
G81 $0.85 55
Texas Instruments TPS54821RHLR S-PVQFN-N14
1 $1.50 22
Texas Instruments TPS562210DDFR DDF0008A 1 $0.45 10Texas Instruments TPS563200DDCR DDC0006A 1 $0.50 10Texas Instruments TPS563210DDFR DDF0008A 4 $0.55 41Texas Instruments TPS563219DDFR DDF0008A 2 $0.55 20Texas Instruments TPS62122DRVR S-
PWSON-N6
2 $0.49 18
Coilcraft XFL4020-152MEB XFL4020 4 $0.55 100Total 128 $15.38 1279.99
WEBENCH® Power Architect Project
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WEBENCH Project Report 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
WEBENCH ® Design Report
Design : 4404435/169 TPS563210DDFRTPS563210DDFR 11.0V-12.0V to 1.80V @ 0.7A
Vout = 1.8VIout = 0.7A
Device = TPS563210DDFRTopology = BuckCreated = 10/29/16 1:05:45 AMBOM Cost = $1.01BOM Count = 10Total Pd = 0.16W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css12.0 nF
L12.2 µH13.0 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt13.7 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563210DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 1.8VIout = 0.7A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033C80J123KE01DSeries= X6S
Cap= 12.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Bourns SRN8040-2R2Y L= 2.2 µHDCR= 13.0 mOhm
1 $0.22
SRN8040 100 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW040213K7FKEDSeries= CRCW..e3
Res= 13.7 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
WEBENCH® Power Architect Project
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WEBENCH Project Report 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563210DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.9425
0.9450
0.9475
0.9500
0.9525
0.9550
0.9575
0.9600
0.9625
0.9650
0.9675
0.9700
0.9725
0.9750
0.9775
0.9800
0.9825
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
0.015
0.016
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
Output Current (A)
1.801199995
1.801199996
1.801199997
1.801199998
1.801199999
1.801200000
1.801200001
1.801200002
1.801200003
1.801200004
1.801200005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
35
40
45
50
55
60
65
70
75
80
85
90
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
29.5
30.0
30.5
31.0
31.5
32.0
32.5
33.0
33.5
34.0
34.5
35.0
35.5
36.0
36.5
37.0
37.5
38.0
38.5
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.00000
0.00001
0.00002
0.00003
0.00004
0.00005
0.00006
0.00007
0.00008
0.00009
0.00010
0.00011
0.00012
0.00013
0.00014
0.00015
0.00016
0.00017
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.000000
0.000025
0.000050
0.000075
0.000100
0.000125
0.000150
0.000175
0.000200
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
0.0055
0.0060
0.0065
0.0070
0.0075
L P
d(W
)
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Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1 1E0
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 275.78 mA Current Input capacitor RMS ripple current2. Cout IRMS 283.401 mA Current Output capacitor RMS ripple current3. Iin Avg 118.63 mA Current Average input current4. L Ipp 981.73 mA Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 152.0 mm2 General Total Foot Print Area of BOM components7. Frequency 722.493 kHz General Switching frequency8. Mode CCM General Conduction Mode9. Pout 1.26 W General Total output power
10. Total BOM $1.01 General Total BOM Cost11. Vout Actual 1.801 V Op_Point Vout Actual calculated based on selected voltage divider resistors12. Vout OP 1.8 V Op_Point Operational Output Voltage13. Duty Cycle 15.364 % Op_point Duty cycle14. Efficiency 88.512 % Op_point Steady state efficiency15. IC Tj 38.406 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 700.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 4.523 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 156.939 µW Power Input capacitor power dissipation21. Cout Pd 155.813 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 155.669 mW Power IC power dissipation24. L Pd 7.414 mW Power Inductor power dissipation25. Total Pd 163.539 mW Power Total Power Dissipation26. Vout Tolerance 2.499 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 700.0 m Maximum Output Current2. SoftStart 1.5 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.8 Output Voltage6. base_pn TPS563210 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563210 Product Folder : http://www.ti.com/product/TPS563210 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/170 TPS54821RHLRTPS54821RHLR 11.0V-12.0V to 1.00V @ 4.2A
Vout = 1.0VIout = 4.2A
Device = TPS54821RHLRTopology = BuckCreated = 10/29/16 1:05:45 AMBOM Cost = $2.19BOM Count = 18Total Pd = 1.01W
Cboot100.0 nF280.0 mOhm
Ccomp12.0 nF
Ccomp31.8 nF
Cin10.0 µF4.366 mOhm
Cinx4.7 µF5.189 mOhm
Cout100.0 µF4.84 mOhmQty= 2
Css3.9 nF
L11.5 µH11.0 mOhm
Rcomp5.11 kOhm63.0 mW
Renb7.5 kOhm63.0 mW
Rent51.1 kOhm63.0 mW
Rfbb2.21 kOhm63.0 mW
Rfbt1.47 kOhm63.0 mW
Rpg49.9 kOhm63.0 mW
Rt88.7 kOhm63.0 mW
TPS54821
RT/ CLK
SS/ TR
GND
EN
VIN
PWRGD
COMP
VSENSE
PH
BOOT
U1
Ccomp216.0 pF
Vin
Iout_1
_Vout_1
_GND_1
Iout_2
_Vout_2
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cboot AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Ccomp MuRata GRM033C80J123KE01DSeries= X6S
Cap= 12.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
3. Ccomp2 TDK C0603C0G1E160GSeries= C0G/NP0
Cap= 16.0 pFVDC= 25.0 VIRMS= 0.0 A
1 $0.010201 2 mm2
4. Ccomp3 MuRata GRM033R71A182KA01DSeries= X7R
Cap= 1.8 nFVDC= 10.0 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. Cin MuRata GRM31CR71E106KA12LSeries= X7R
Cap= 10.0 uFESR= 4.366 mOhmVDC= 25.0 VIRMS= 2.8022 A
1 $0.05
1206_190 11 mm2
6. Cinx MuRata GRM21BR61E475KA12LSeries= X5R
Cap= 4.7 uFESR= 5.189 mOhmVDC= 25.0 VIRMS= 2.03531 A
1 $0.020805 7 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
7. Cout MuRata GRM31CD80G107ME39LSeries= X6T
Cap= 100.0 uFESR= 4.84 mOhmVDC= 4.0 VIRMS= 4.3381 A
2 $0.14
1206_190 11 mm2
8. Css Yageo America CC0805KRX7R9BB392Series= X7R
Cap= 3.9 nFVDC= 50.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
9. L1 Bourns SRN8040-1R5Y L= 1.5 µHDCR= 11.0 mOhm
1 $0.22
SRN8040 100 mm2
10. Rcomp Vishay-Dale CRCW04025K11FKEDSeries= CRCW..e3
Res= 5.11 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
11. Renb Vishay-Dale CRCW04027K50FKEDSeries= CRCW..e3
Res= 7.5 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
12. Rent Vishay-Dale CRCW040251K1FKEDSeries= CRCW..e3
Res= 51.1 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
13. Rfbb Vishay-Dale CRCW04022K21FKEDSeries= CRCW..e3
Res= 2.21 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
14. Rfbt Vishay-Dale CRCW04021K47FKEDSeries= CRCW..e3
Res= 1.47 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
15. Rpg Vishay-Dale CRCW040249K9FKEDSeries= CRCW..e3
Res= 49.9 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
16. Rt Vishay-Dale CRCW040288K7FKEDSeries= CRCW..e3
Res= 88.7 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
17. U1 Texas Instruments TPS54821RHLR Switcher 1 $1.50
S-PVQFN-N14 22 mm2
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
35.0
37.5
40.0
42.5
45.0
47.5
50.0
52.5
55.0
IC T
j(d
egC
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
8.50
8.75
9.00
9.25
9.50
9.75
10.00
10.25
Du
ty C
ycle
(%)
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Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
Cin
IR
MS(
A)
IC Ipk
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
4.50
4.75
5.00
IC I
pk
(A)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
L P
d(W
)
Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
Eff
icie
ncy
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.999095018
0.999095019
0.999095020
0.999095021
0.999095022
0.999095023
0.999095024
0.999095025
0.999095026
0.999095027
Vo
ut
Act
ual
(V)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.00420
0.00425
0.00430
0.00435
0.00440
0.00445
0.00450
0.00455
0.00460
0.00465
0.00470
Vo
ut
p-
p(V
)
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Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
0.0055
0.0060
0.0065
0.0070
0.0075
Cin
Pd
(W)
Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.000265
0.000270
0.000275
0.000280
0.000285
0.000290
0.000295
0.000300
0.000305
0.000310
0.000315
0.000320
0.000325
0.000330
0.000335
0.000340
Co
ut
Pd
(W)
M Vds Act
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.0000
0.0025
0.0050
0.0075
0.0100
0.0125
0.0150
0.0175
0.0200
0.0225
0.0250
0.0275
0.0300
0.0325
0.0350
0.0375
M V
ds
Act
(V)
M Irms
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
M I
rms(
A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
Po
ut(
W)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
0.350
0.375
0.400
0.425
0.450
0.475
Iin
Avg
(A)
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Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.100.150.200.250.300.350.400.450.500.550.600.650.700.750.800.850.900.951.001.05
To
tal
Pd
(W)
Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.3300
0.3325
0.3350
0.3375
0.3400
0.3425
0.3450
0.3475
0.3500
0.3525
0.3550
0.3575
0.3600
0.3625
0.3650
0.3675
0.3700
0.3725
0.3750
Co
ut
IRM
S(A
)
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
1.15
1.16
1.17
1.18
1.19
1.20
1.21
1.22
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.30
L Ip
p(A
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Output Current (A)
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
0.75
IC P
d(W
)
Loop Response
Gain Phase + 180
10 1,000 100,000
Frequency
- 40
- 30
- 20
- 10
0
10
20
30
40
50
60
70
80
Gai
n(d
B)
- 25
0
25
50
75
100
125
150
175
Ph
ase + 1
80
(deg
ree)
Operating Values# Name Value Category Description1. Cin IRMS 1.232 A Current Input capacitor RMS ripple current2. Cout IRMS 373.487 mA Current Output capacitor RMS ripple current3. IC Ipk 4.847 A Current Peak switch current in IC4. Iin Avg 434.31 mA Current Average input current5. L Ipp 1.294 A Current Peak-to-peak inductor ripple current6. M1 Irms 1.296 A Current Q Iavg7. BOM Count 18 General Total Design BOM count8. FootPrint 202.0 mm2 General Total Foot Print Area of BOM components9. Frequency 539.299 kHz General Switching frequency
10. IC Tolerance 6.0 mV General IC Feedback Tolerance11. M Vds Act 35.968 mV General Voltage drop across the MosFET
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# Name Value Category Description12. Mode CCM General Conduction Mode13. Pout 4.2 W General Total output power14. Total BOM $2.19 General Total BOM Cost15. Vout Actual 999.095 mV Op_Point Vout Actual calculated based on selected voltage divider resistors16. Vout OP 1.0 V Op_Point Operational Output Voltage17. Cross Freq 74.006 kHz Op_point Bode plot crossover frequency18. Duty Cycle 9.515 % Op_point Duty cycle19. Efficiency 80.588 % Op_point Steady state efficiency20. Gain Marg -26.804 dB Op_point Bode Plot Gain Margin21. IC Tj 54.39 degC Op_point IC junction temperature22. ICThetaJA 32.0 degC/W Op_point IC junction-to-ambient thermal resistance23. IOUT_OP 4.2 A Op_point Iout operating point24. Phase Marg 71.953 deg Op_point Bode Plot Phase Margin25. VIN_OP 12.0 V Op_point Vin operating point26. Vout p-p 4.715 mV Op_point Peak-to-peak output ripple voltage27. Cin Pd 6.631 mW Power Input capacitor power dissipation28. Cout Pd 337.573 µW Power Output capacitor power dissipation29. IC Pd 762.185 mW Power IC power dissipation30. L Pd 242.55 mW Power Inductor power dissipation31. Total Pd 1.012 W Power Total Power Dissipation32. Vout Tolerance 1.815 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 4.2 Maximum Output Current2. SoftStart 1.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.0 Output Voltage6. base_pn TPS54821 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS54821 Product Folder : http://www.ti.com/product/TPS54821 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/171 TPS563210DDFRTPS563210DDFR 11.0V-12.0V to 1.20V @ 0.5A
Vout = 1.2VIout = 0.5A
Device = TPS563210DDFRTopology = BuckCreated = 10/29/16 1:05:46 AMBOM Cost = $1.34BOM Count = 10Total Pd = 0.12W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css15.0 nF
L11.5 µH14.4 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt5.76 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563210DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 1.2VIout = 0.5A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Coilcraft XFL4020-152MEB L= 1.5 µHDCR= 14.4 mOhm
1 $0.55
XFL4020 25 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW04025K76FKEDSeries= CRCW..e3
Res= 5.76 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563210DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.0325
1.0350
1.0375
1.0400
1.0425
1.0450
1.0475
1.0500
1.0525
1.0550
1.0575
1.0600
1.0625
1.0650
1.0675
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
0.015
0.016
0.017
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0
1
2
3
4
5
6
7
8
9
10
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.197759995
1.197759996
1.197759997
1.197759998
1.197759999
1.197760000
1.197760001
1.197760002
1.197760003
1.197760004
1.197760005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
30.0
30.5
31.0
31.5
32.0
32.5
33.0
33.5
34.0
34.5
35.0
35.5
36.0
36.5
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000005
0.000010
0.000015
0.000020
0.000025
0.000030
0.000035
0.000040
0.000045
0.000050
0.000055
0.000060
0.000065
0.000070
0.000075
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000.010.020.030.040.050.060.070.080.090.100.110.120.130.140.150.160.170.180.19
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.005
0.010
0.015
0.020
0.025
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
0.350
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000025
0.000050
0.000075
0.000100
0.000125
0.000150
0.000175
0.000200
0.000225
0.000250
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
L P
d(W
)
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Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 180.573 mA Current Input capacitor RMS ripple current2. Cout IRMS 325.414 mA Current Output capacitor RMS ripple current3. Iin Avg 60.263 mA Current Average input current4. L Ipp 1.068 A Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 77.0 mm2 General Total Foot Print Area of BOM components7. Frequency 619.846 kHz General Switching frequency8. Mode PFM General Conduction Mode9. Pout 600.0 mW General Total output power
10. Total BOM $1.34 General Total BOM Cost11. Vout Actual 1.198 V Op_Point Vout Actual calculated based on selected voltage divider resistors12. Vout OP 1.2 V Op_Point Operational Output Voltage13. Duty Cycle 9.218 % Op_point Duty cycle14. Efficiency 82.97 % Op_point Steady state efficiency15. IC Tj 36.354 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 5.287 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 67.284 µW Power Input capacitor power dissipation21. Cout Pd 205.435 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 117.665 mW Power IC power dissipation24. L Pd 5.125 mW Power Inductor power dissipation25. Total Pd 123.153 mW Power Total Power Dissipation26. Vout Tolerance 2.064 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.2 Output Voltage6. base_pn TPS563210 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563210 Product Folder : http://www.ti.com/product/TPS563210 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/172 TPS563210DDFRTPS563210DDFR 11.0V-12.0V to 1.35V @ 0.5A
Vout = 1.35VIout = 0.5A
Device = TPS563210DDFRTopology = BuckCreated = 10/29/16 1:05:46 AMBOM Cost = $1.34BOM Count = 10Total Pd = 0.12W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css15.0 nF
L11.5 µH14.4 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt7.68 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563210DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 1.35VIout = 0.5A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Coilcraft XFL4020-152MEB L= 1.5 µHDCR= 14.4 mOhm
1 $0.55
XFL4020 25 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW04027K68FKEDSeries= CRCW..e3
Res= 7.68 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563210DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.1250
1.1275
1.1300
1.1325
1.1350
1.1375
1.1400
1.1425
1.1450
1.1475
1.1500
1.1525
1.1550
1.1575
1.1600
1.1625
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
0.015
0.016
0.017
0.018
0.019
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0
1
2
3
4
5
6
7
8
9
10
11
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.343679995
1.343679996
1.343679997
1.343679998
1.343679999
1.343680000
1.343680001
1.343680002
1.343680003
1.343680004
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
30.0
30.5
31.0
31.5
32.0
32.5
33.0
33.5
34.0
34.5
35.0
35.5
36.0
36.5
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000005
0.000010
0.000015
0.000020
0.000025
0.000030
0.000035
0.000040
0.000045
0.000050
0.000055
0.000060
0.000065
0.000070
0.000075
0.000080
0.000085
0.000090
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.005
0.010
0.015
0.020
0.025
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
0.350
0.375
0.400
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000025
0.000050
0.000075
0.000100
0.000125
0.000150
0.000175
0.000200
0.000225
0.000250
0.000275
0.000300
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
0.0055
L P
d(W
)
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Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 199.873 mA Current Input capacitor RMS ripple current2. Cout IRMS 371.086 mA Current Output capacitor RMS ripple current3. Iin Avg 66.45 mA Current Average input current4. L Ipp 1.163 A Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 77.0 mm2 General Total Foot Print Area of BOM components7. Frequency 580.749 kHz General Switching frequency8. Mode PFM General Conduction Mode9. Pout 675.0 mW General Total output power
10. Total BOM $1.34 General Total BOM Cost11. Vout Actual 1.344 V Op_Point Vout Actual calculated based on selected voltage divider resistors12. Vout OP 1.35 V Op_Point Operational Output Voltage13. Duty Cycle 9.542 % Op_point Duty cycle14. Efficiency 84.651 % Op_point Steady state efficiency15. IC Tj 36.283 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 6.544 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 82.435 µW Power Input capacitor power dissipation21. Cout Pd 267.147 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 116.36 mW Power IC power dissipation24. L Pd 5.583 mW Power Inductor power dissipation25. Total Pd 122.393 mW Power Total Power Dissipation26. Vout Tolerance 2.205 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.35 Output Voltage6. base_pn TPS563210 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563210 Product Folder : http://www.ti.com/product/TPS563210 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/173 TPS563219DDFRTPS563219DDFR 11.0V-12.0V to 1.50V @ 0.5A
Vout = 1.5VIout = 0.5A
Device = TPS563219DDFRTopology = BuckCreated = 10/29/16 1:05:46 AMBOM Cost = $1.34BOM Count = 10Total Pd = 0.15W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css15.0 nF
L11.5 µH14.4 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt9.76 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563219DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 1.5VIout = 0.5A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Coilcraft XFL4020-152MEB L= 1.5 µHDCR= 14.4 mOhm
1 $0.55
XFL4020 25 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW04029K76FKEDSeries= CRCW..e3
Res= 9.76 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563219DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.2150
1.2175
1.2200
1.2225
1.2250
1.2275
1.2300
1.2325
1.2350
1.2375
1.2400
1.2425
1.2450
1.2475
1.2500
1.2525
1.2550
1.2575
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.005600
0.005625
0.005650
0.005675
0.005700
0.005725
0.005750
0.005775
0.005800
0.005825
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
12.4
12.5
12.6
12.7
12.8
12.9
13.0
13.1
13.2
13.3
13.4
13.5
13.6
13.7
13.8
13.9
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.501759995
1.501759996
1.501759997
1.501759998
1.501759999
1.501760000
1.501760001
1.501760002
1.501760003
1.501760004
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
36.1
36.2
36.3
36.4
36.5
36.6
36.7
36.8
36.9
37.0
37.1
37.2
37.3
37.4
37.5
37.6
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000030
0.000035
0.000040
0.000045
0.000050
0.000055
0.000060
0.000065
0.000070
0.000075
0.000080
0.000085
0.000090
0.000095
0.000100
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
0.20
0.21
0.22
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.005
0.010
0.015
0.020
0.025
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
0.080
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
0.75
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.351
0.352
0.353
0.354
0.355
0.356
0.357
0.358
0.359
0.360
0.361
0.362
0.363
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000239
0.000240
0.000241
0.000242
0.000243
0.000244
0.000245
0.000246
0.000247
0.000248
0.000249
0.000250
0.000251
0.000252
0.000253
0.000254
0.000255
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.1150
0.1175
0.1200
0.1225
0.1250
0.1275
0.1300
0.1325
0.1350
0.1375
0.1400
0.1425
0.1450
0.1475
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.1125
0.1150
0.1175
0.1200
0.1225
0.1250
0.1275
0.1300
0.1325
0.1350
0.1375
0.1400
0.1425
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00150
0.00175
0.00200
0.00225
0.00250
0.00275
0.00300
0.00325
0.00350
0.00375
0.00400
0.00425
0.00450
0.00475
0.00500
0.00525
0.00550
L P
d(W
)
Operating Values# Name Value Category Description1. Cin IRMS 211.253 mA Current Input capacitor RMS ripple current2. Cout IRMS 362.673 mA Current Output capacitor RMS ripple current3. Iin Avg 74.766 mA Current Average input current4. L Ipp 1.256 A Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 77.0 mm2 General Total Foot Print Area of BOM components7. Frequency 709.082 kHz General Switching frequency8. Mode FCCM General Conduction Mode9. Pout 750.0 mW General Total output power
10. Total BOM $1.34 General Total BOM Cost11. Vout Actual 1.502 V Op_Point Vout Actual calculated based on selected voltage divider resistors
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# Name Value Category Description12. Vout OP 1.5 V Op_Point Operational Output Voltage13. Duty Cycle 12.765 % Op_point Duty cycle14. Efficiency 83.594 % Op_point Steady state efficiency15. IC Tj 37.627 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 5.829 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 92.089 µW Power Input capacitor power dissipation21. Cout Pd 255.171 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 141.233 mW Power IC power dissipation24. L Pd 5.494 mW Power Inductor power dissipation25. Total Pd 147.193 mW Power Total Power Dissipation26. Vout Tolerance 2.327 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.5 Output Voltage6. base_pn TPS563219 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563219 Product Folder : http://www.ti.com/product/TPS563219 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/174 TPS563210DDFRTPS563210DDFR 11.0V-12.0V to 1.80V @ 0.5A
Vout = 1.8VIout = 0.5A
Device = TPS563210DDFRTopology = BuckCreated = 10/29/16 1:05:46 AMBOM Cost = $1.01BOM Count = 10Total Pd = 0.13W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css15.0 nF
L12.2 µH13.0 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt13.7 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563210DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 1.8VIout = 0.5A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Bourns SRN8040-2R2Y L= 2.2 µHDCR= 13.0 mOhm
1 $0.22
SRN8040 100 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW040213K7FKEDSeries= CRCW..e3
Res= 13.7 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563210DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.9450
0.9475
0.9500
0.9525
0.9550
0.9575
0.9600
0.9625
0.9650
0.9675
0.9700
0.9725
0.9750
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
0.015
0.016
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.801199995
1.801199996
1.801199997
1.801199998
1.801199999
1.801200000
1.801200001
1.801200002
1.801200003
1.801200004
1.801200005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
35
40
45
50
55
60
65
70
75
80
85
90E
ffic
ien
cy(%
)IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
29.5
30.0
30.5
31.0
31.5
32.0
32.5
33.0
33.5
34.0
34.5
35.0
35.5
36.0
36.5
37.0
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00000
0.00001
0.00002
0.00003
0.00004
0.00005
0.00006
0.00007
0.00008
0.00009
0.00010
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0000.0050.0100.0150.0200.0250.0300.0350.0400.0450.0500.0550.0600.0650.0700.0750.0800.0850.0900.095
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
0.75
0.80
0.85
0.90
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000025
0.000050
0.000075
0.000100
0.000125
0.000150
0.000175
0.000200
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00000
0.00025
0.00050
0.00075
0.00100
0.00125
0.00150
0.00175
0.00200
0.00225
0.00250
0.00275
0.00300
0.00325
0.00350
0.00375
0.00400
0.00425
L P
d(W
)
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Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 210.789 mA Current Input capacitor RMS ripple current2. Cout IRMS 281.692 mA Current Output capacitor RMS ripple current3. Iin Avg 86.213 mA Current Average input current4. L Ipp 975.81 mA Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 152.0 mm2 General Total Foot Print Area of BOM components7. Frequency 722.769 kHz General Switching frequency8. Mode CCM General Conduction Mode9. Pout 900.0 mW General Total output power
10. Total BOM $1.01 General Total BOM Cost11. Vout Actual 1.801 V Op_Point Vout Actual calculated based on selected voltage divider resistors12. Vout OP 1.8 V Op_Point Operational Output Voltage13. Duty Cycle 15.258 % Op_point Duty cycle14. Efficiency 86.993 % Op_point Steady state efficiency15. IC Tj 37.014 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 4.497 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 91.686 µW Power Input capacitor power dissipation21. Cout Pd 153.94 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 129.897 mW Power IC power dissipation24. L Pd 4.282 mW Power Inductor power dissipation25. Total Pd 134.565 mW Power Total Power Dissipation26. Vout Tolerance 2.499 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 1.8 Output Voltage6. base_pn TPS563210 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563210 Product Folder : http://www.ti.com/product/TPS563210 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/175 TPS563219DDFRTPS563219DDFR 11.0V-12.0V to 2.50V @ 0.5A
Vout = 2.5VIout = 0.5A
Device = TPS563219DDFRTopology = BuckCreated = 10/29/16 1:05:46 AMBOM Cost = $1.01BOM Count = 10Total Pd = 0.15W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout47.0 µF1.94 mOhm
Css15.0 nF
L12.2 µH13.0 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt23.2 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS563219DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 2.5VIout = 0.5A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3216X6S0G476MSeries= X6S
Cap= 47.0 uFESR= 1.94 mOhmVDC= 4.0 VIRMS= 0.0 A
1 $0.13
1206 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Bourns SRN8040-2R2Y L= 2.2 µHDCR= 13.0 mOhm
1 $0.22
SRN8040 100 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW040223K2FKEDSeries= CRCW..e3
Res= 23.2 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS563219DDFR Switcher 1 $0.55
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
1.1775
1.1800
1.1825
1.1850
1.1875
1.1900
1.1925
1.1950
1.1975
1.2000
1.2025
1.2050
1.2075
1.2100
1.2125
1.2150
1.2175
1.2200
1.2225
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.005550
0.005575
0.005600
0.005625
0.005650
0.005675
0.005700
0.005725
0.005750
0.005775
0.005800
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
20.75
21.00
21.25
21.50
21.75
22.00
22.25
22.50
22.75
23.00
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
2.523199995
2.523199996
2.523199997
2.523199998
2.523199999
2.523200000
2.523200001
2.523200002
2.523200003
2.523200004
2.523200005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
36.3
36.4
36.5
36.6
36.7
36.8
36.9
37.0
37.1
37.2
37.3
37.4
37.5
37.6
37.7
37.8
37.9
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00005
0.00006
0.00007
0.00008
0.00009
0.00010
0.00011
0.00012
0.00013
0.00014
0.00015
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.15
0.16
0.17
0.18
0.19
0.20
0.21
0.22
0.23
0.24
0.25
0.26
0.27
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.340
0.341
0.342
0.343
0.344
0.345
0.346
0.347
0.348
0.349
0.350
0.351
0.352
0.353
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000224
0.000225
0.000226
0.000227
0.000228
0.000229
0.000230
0.000231
0.000232
0.000233
0.000234
0.000235
0.000236
0.000237
0.000238
0.000239
0.000240
0.000241
0.000242
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.1175
0.1200
0.1225
0.1250
0.1275
0.1300
0.1325
0.1350
0.1375
0.1400
0.1425
0.1450
0.1475
0.1500
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002175
0.002200
0.002225
0.002250
0.002275
0.002300
0.002325
0.002350
0.002375
0.002400
0.002425
0.002450
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.1175
0.1200
0.1225
0.1250
0.1275
0.1300
0.1325
0.1350
0.1375
0.1400
0.1425
0.1450
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00125
0.00150
0.00175
0.00200
0.00225
0.00250
0.00275
0.00300
0.00325
0.00350
0.00375
0.00400
0.00425
0.00450
0.00475
0.00500
L P
d(W
)
Operating Values# Name Value Category Description1. Cin IRMS 260.48 mA Current Input capacitor RMS ripple current2. Cout IRMS 352.722 mA Current Output capacitor RMS ripple current3. Iin Avg 116.71 mA Current Average input current4. L Ipp 1.222 A Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 152.0 mm2 General Total Foot Print Area of BOM components7. Frequency 743.0 kHz General Switching frequency8. Mode FCCM General Conduction Mode9. Pout 1.25 W General Total output power
10. Total BOM $1.01 General Total BOM Cost11. Vout Actual 2.523 V Op_Point Vout Actual calculated based on selected voltage divider resistors
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# Name Value Category Description12. Vout OP 2.5 V Op_Point Operational Output Voltage13. Duty Cycle 21.092 % Op_point Duty cycle14. Efficiency 89.253 % Op_point Steady state efficiency15. IC Tj 37.834 degC Op_point IC junction temperature16. ICThetaJA 54.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 5.799 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 140.008 µW Power Input capacitor power dissipation21. Cout Pd 241.36 µW Power Output capacitor power dissipation22. IC Iq Pd 2.45 mW Power IC Iq Pd23. IC Pd 145.082 mW Power IC power dissipation24. L Pd 4.867 mW Power Inductor power dissipation25. Total Pd 150.514 mW Power Total Power Dissipation26. Vout Tolerance 2.746 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 2.5 Output Voltage6. base_pn TPS563219 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS563219 Product Folder : http://www.ti.com/product/TPS563219 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/176 TPS562210DDFRTPS562210DDFR 11.0V-12.0V to 3.30V @ 0.5A
Vout = 3.3VIout = 0.5A
Device = TPS562210DDFRTopology = BuckCreated = 10/29/16 1:05:47 AMBOM Cost = $0.90BOM Count = 10Total Pd = 0.2W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout22.0 µF3.497 mOhm
Css15.0 nF
L13.3 µH35.0 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt33.2 kOhm63.0 mW
Rpg100.0 kOhm63.0 mW
TPS562210DDF
GND
SW
VIN
PG
SS VFB
EN
VBST
U1
Vout = 3.3VIout = 0.5A
VinIout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout MuRata GRM31CR60J226KE19LSeries= X5R
Cap= 22.0 uFESR= 3.497 mOhmVDC= 6.3 VIRMS= 3.40445 A
1 $0.08
1206_190 11 mm2
4. Css MuRata GRM033R60J153KE01DSeries= X5R
Cap= 15.0 nFVDC= 6.3 VIRMS= 0.0 A
1 $0.010201 2 mm2
5. L1 Bourns SRR4028-3R3Y L= 3.3 µHDCR= 35.0 mOhm
1 $0.26
SRR4028 34 mm2
6. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. Rfbt Vishay-Dale CRCW040233K2FKEDSeries= CRCW..e3
Res= 33.2 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
8. Rpg Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
9. U1 Texas Instruments TPS562210DDFR Switcher 1 $0.45
DDF0008A 10 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.9550
0.9575
0.9600
0.9625
0.9650
0.9675
0.9700
0.9725
0.9750
0.9775
0.9800
0.9825
0.9850
0.9875
0.9900
0.9925
0.9950
0.9975
1.0000
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0075
0.0100
0.0125
0.0150
0.0175
0.0200
0.0225
0.0250
0.0275
0.0300
0.0325
0.0350
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0
2.5
5.0
7.5
10.0
12.5
15.0
17.5
20.0
22.5
25.0
27.5
30.0
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
3.283199995
3.283199996
3.283199997
3.283199998
3.283199999
3.283200000
3.283200001
3.283200002
3.283200003
3.283200004
3.283200005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
50.0
52.5
55.0
57.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
30
31
32
33
34
35
36
37
38
39
40
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00000
0.00001
0.00002
0.00003
0.00004
0.00005
0.00006
0.00007
0.00008
0.00009
0.00010
0.00011
0.00012
0.00013
0.00014
0.00015
0.00016
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
0.325
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000000
0.000025
0.000050
0.000075
0.000100
0.000125
0.000150
0.000175
0.000200
0.000225
0.000250
0.000275
0.000300
0.000325
0.000350
0.000375
0.000400
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.002000
0.002025
0.002050
0.002075
0.002100
0.002125
0.002150
0.002175
0.002200
0.002225
0.002250
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000.010.020.030.040.050.060.070.080.090.100.110.120.130.140.150.160.170.180.190.20
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
Output Current (A)
0.000
0.001
0.002
0.003
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
L P
d(W
)
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Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 271.12 mA Current Input capacitor RMS ripple current2. Cout IRMS 288.252 mA Current Output capacitor RMS ripple current3. Iin Avg 154.47 mA Current Average input current4. L Ipp 998.53 mA Current Peak-to-peak inductor ripple current5. BOM Count 10 General Total Design BOM count6. FootPrint 86.0 mm2 General Total Foot Print Area of BOM components7. Frequency 729.116 kHz General Switching frequency8. Mode CCM General Conduction Mode9. Pout 1.65 W General Total output power
10. Total BOM $0.9 General Total BOM Cost11. Vout Actual 3.283 V Op_Point Vout Actual calculated based on selected voltage divider resistors12. Vout OP 3.3 V Op_Point Operational Output Voltage13. Duty Cycle 27.918 % Op_point Duty cycle14. Efficiency 89.012 % Op_point Steady state efficiency15. IC Tj 40.14 degC Op_point IC junction temperature16. ICThetaJA 53.0 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 500.0 mA Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 9.539 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 151.68 µW Power Input capacitor power dissipation21. Cout Pd 290.563 µW Power Output capacitor power dissipation22. IC Iq Pd 2.244 mW Power IC Iq Pd23. IC Pd 191.33 mW Power IC power dissipation24. L Pd 11.658 mW Power Inductor power dissipation25. Total Pd 203.678 mW Power Total Power Dissipation26. Vout Tolerance 2.889 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 500.0 m Maximum Output Current2. SoftStart 2.0 ms Soft Start Time (ms)3. VinMax 12.0 Maximum input voltage4. VinMin 11.0 Minimum input voltage5. Vout 3.3 Output Voltage6. base_pn TPS562210 Base Product Number7. source DC Input Source Type8. Ta 30.0 Ambient temperature
Design Assistance1. TPS562210 Product Folder : http://www.ti.com/product/TPS562210 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/177 TPS563200DDCRTPS563200DDCR 11.0V-12.0V to 1.00V @ 1.0A
Vout = 1.0VIout = 1.0A
Device = TPS563200DDCRTopology = BuckCreated = 10/29/16 1:05:47 AMBOM Cost = $1.88BOM Count = 8Total Pd = 0.2W
Cbst100.0 nF280.0 mOhm
Cin10.0 µF4.127 mOhmQty= 2
Cout68.0 µF282.0 µOhm
L11.5 µH14.4 mOhm
Rfbb10.0 kOhm63.0 mW
Rfbt3.16 kOhm63.0 mW
TPS563200DDC
GND
SWVIN
VFB
EN VBSTU1
Vout = 1.0VIout = 1.0A
VinIout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cbst AVX 08053C104KAT2ASeries= X7R
Cap= 100.0 nFESR= 280.0 mOhmVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
2 $0.030805 7 mm2
3. Cout TDK C3225JB0J686MSeries= JB
Cap= 68.0 uFESR= 282.0 uOhmVDC= 6.3 VIRMS= 0.0 A
1 $0.74
1210 15 mm2
4. L1 Coilcraft XFL4020-152MEB L= 1.5 µHDCR= 14.4 mOhm
1 $0.55
XFL4020 25 mm2
5. Rfbb Vishay-Dale CRCW040210K0FKEDSeries= CRCW..e3
Res= 10.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
6. Rfbt Vishay-Dale CRCW04023K16FKEDSeries= CRCW..e3
Res= 3.16 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. U1 Texas Instruments TPS563200DDCR Switcher 1 $0.50
DDC0006A 10 mm2
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L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.8950
0.8975
0.9000
0.9025
0.9050
0.9075
0.9100
0.9125
0.9150
0.9175
0.9200
0.9225
0.9250
0.9275
0.9300
L Ip
p(A
)Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
0.0055
0.0060
0.0065
0.0070
0.0075
0.0080
0.0085
0.0090
0.0095
0.0100
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
1.000159996
1.000159997
1.000159998
1.000159999
1.000160000
1.000160001
1.000160002
1.000160003
1.000160004
1.000160005
Vo
ut
Act
ual
(V)
Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
29
30
31
32
33
34
35
36
37
38
39
40
41
42
IC T
j(d
egC
)
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Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.000000.000010.000020.000030.000040.000050.000060.000070.000080.000090.000100.000110.000120.000130.000140.000150.000160.000170.000180.00019
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
Po
ut(
W)
Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0.225
0.250
0.275
0.300
Co
ut
IRM
S(A
)
Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.0000000
0.0000025
0.0000050
0.0000075
0.0000100
0.0000125
0.0000150
0.0000175
0.0000200
0.0000225
0.0000250
Co
ut
Pd
(W)
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Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.000
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.001850
0.001875
0.001900
0.001925
0.001950
0.001975
0.002000
0.002025
0.002050
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Current (A)
0.000
0.001
0.002
0.003
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
0.015
0.016
L P
d(W
)
Efficiency (Log- Scale)
11.0 11.5 12.0
1E- 4 1E- 3 1E- 2 1E- 1 1E0
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 291.938 mA Current Input capacitor RMS ripple current2. Cout IRMS 268.164 mA Current Output capacitor RMS ripple current3. Iin Avg 99.95 mA Current Average input current4. L Ipp 928.95 mA Current Peak-to-peak inductor ripple current5. BOM Count 8 General Total Design BOM count6. FootPrint 76.0 mm2 General Total Foot Print Area of BOM components7. Frequency 678.98 kHz General Switching frequency8. Mode CCM General Conduction Mode9. Pout 1.0 W General Total output power
10. Total BOM $1.88 General Total BOM Cost11. Vout Actual 1.0 V Op_Point Vout Actual calculated based on selected voltage divider resistors
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# Name Value Category Description12. Vout OP 1.0 V Op_Point Operational Output Voltage13. Duty Cycle 8.649 % Op_point Duty cycle14. Efficiency 83.375 % Op_point Steady state efficiency15. IC Tj 41.554 degC Op_point IC junction temperature16. ICThetaJA 62.9 degC/W Op_point IC junction-to-ambient thermal resistance17. IOUT_OP 1.0 A Op_point Iout operating point18. VIN_OP 12.0 V Op_point Vin operating point19. Vout p-p 2.614 mV Op_point Peak-to-peak output ripple voltage20. Cin Pd 175.867 µW Power Input capacitor power dissipation21. Cout Pd 20.279 µW Power Output capacitor power dissipation22. IC Iq Pd 2.047 mW Power IC Iq Pd23. IC Pd 183.694 mW Power IC power dissipation24. L Pd 15.436 mW Power Inductor power dissipation25. Total Pd 199.4 mW Power Total Power Dissipation26. Vout Tolerance 1.807 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 1.0 Maximum Output Current2. VinMax 12.0 Maximum input voltage3. VinMin 11.0 Minimum input voltage4. Vout 1.0 Output Voltage5. base_pn TPS563200 Base Product Number6. source DC Input Source Type7. Ta 30.0 Ambient temperature
Design Assistance1. TPS563200 Product Folder : http://www.ti.com/product/TPS563200 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/178 TPS54335ADDARTPS54335ADDAR 11.0V-12.0V to 1.20V @ 0.6A
Vout = 1.2VIout = 0.6A
Device = TPS54335ADDARTopology = BuckCreated = 10/29/16 1:05:47 AMBOM Cost = $1.52BOM Count = 13Total Pd = 0.17W
Cboot100.0 nF64.0 mOhm
Ccomp56.0 nF
Ccomp2910.0 pF
Cin10.0 µF4.127 mOhm
Cinx100.0 nF64.0 mOhm
Cout100.0 µF4.84 mOhmQty= 2
L118.0 µH85.0 mOhm
Rcomp1.65 kOhm63.0 mW
Rfbb200.0 kOhm63.0 mW
Rfbt100.0 kOhm63.0 mW
Rt130.0 kOhm63.0 mW
TPS54335A
BOOTVIN
PH
GND
VSENSE
COMP
EN
RT
ETPAD
U1
Vout = 1.2VIout = 0.6A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cboot Kemet C0805C104K5RACTUSeries= X7R
Cap= 100.0 nFESR= 64.0 mOhmVDC= 50.0 VIRMS= 1.64 A
1 $0.010805 7 mm2
2. Ccomp MuRata GRM155R61A563KA01DSeries= X5R
Cap= 56.0 nFVDC= 10.0 VIRMS= 0.0 A
1 $0.010402 3 mm2
3. Ccomp2 Samsung Electro-Mechanics
CL21C911JBCNNNCSeries= C0G/NP0
Cap= 910.0 pFVDC= 50.0 VIRMS= 0.0 A
1 $0.030805 7 mm2
4. Cin MuRata GRM21BR61C106KE15LSeries= X5R
Cap= 10.0 uFESR= 4.127 mOhmVDC= 16.0 VIRMS= 2.46634 A
1 $0.030805 7 mm2
5. Cinx Kemet C0805C104K5RACTUSeries= X7R
Cap= 100.0 nFESR= 64.0 mOhmVDC= 50.0 VIRMS= 1.64 A
1 $0.010805 7 mm2
6. Cout MuRata GRM31CD80G107ME39LSeries= X6T
Cap= 100.0 uFESR= 4.84 mOhmVDC= 4.0 VIRMS= 4.3381 A
2 $0.14
1206_190 11 mm2
7. L1 Bourns SRR6028-180Y L= 18.0 µHDCR= 85.0 mOhm
1 $0.26
SRR6028 77 mm2
8. Rcomp Vishay-Dale CRCW04021K65FKEDSeries= CRCW..e3
Res= 1.65 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
9. Rfbb Vishay-Dale CRCW0402200KFKEDSeries= CRCW..e3
Res= 200.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
10. Rfbt Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
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# Name Manufacturer Part Number Properties Qty Price Footprint
11. Rt Vishay-Dale CRCW0402130KFKEDSeries= CRCW..e3
Res= 130.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
12. U1 Texas Instruments TPS54335ADDAR Switcher 1 $0.85
R-PDSO-G8 55 mm2
L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.162
0.163
0.164
0.165
0.166
0.167
0.168
0.169
0.170
0.171
0.172
0.173
0.174
0.175
0.176
L Ip
p(A
)
Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.0004975
0.0005000
0.0005025
0.0005050
0.0005075
0.0005100
0.0005125
0.0005150
0.0005175
0.0005200
0.0005225
0.0005250
0.0005275
0.0005300
0.0005325
0.0005350
0.0005375
0.0005400
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
10.00
10.25
10.50
10.75
11.00
11.25
11.50
11.75
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
1.199999996
1.199999997
1.199999998
1.199999999
1.200000000
1.200000001
1.200000002
1.200000003
1.200000004
1.200000005
Vo
ut
Act
ual
(V)
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Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
71
72
73
74
75
76
77
78
79
80
81
82
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
30.75
31.00
31.25
31.50
31.75
32.00
32.25
32.50
32.75
33.00
33.25
33.50
33.75
34.00
34.25
34.50
34.75
IC T
j(d
egC
)
Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.00000
0.00001
0.00002
0.00003
0.00004
0.00005
0.00006
0.00007
0.00008
0.00009
0.00010
0.00011
0.00012
0.00013
0.00014
0.00015
0.00016
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.010.020.030.040.050.060.070.080.090.100.110.120.130.140.150.160.170.180.190.20
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.005
0.010
0.015
0.020
0.025
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
0.080
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
0.75
Po
ut(
W)
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Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.04675
0.04700
0.04725
0.04750
0.04775
0.04800
0.04825
0.04850
0.04875
0.04900
0.04925
0.04950
0.04975
0.05000
0.05025
0.05050
0.05075
Co
ut
IRM
S(A
)Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.000005300.000005350.000005400.000005450.000005500.000005550.000005600.000005650.000005700.000005750.000005800.000005850.000005900.000005950.000006000.000006050.000006100.000006150.000006200.00000625
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.003400
0.003425
0.003450
0.003475
0.003500
0.003525
0.003550
0.003575
0.003600
0.003625
0.003650
0.003675
0.003700
0.003725
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
0.0000
0.0025
0.0050
0.0075
0.0100
0.0125
0.0150
0.0175
0.0200
0.0225
0.0250
0.0275
0.0300
L P
d(W
)
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Loop Response
Gain Phase + 180
10 1,000 100,000
Frequency
- 75
- 50
- 25
0
25
50
75
Gai
n(d
B)
- 70
- 60
- 50
- 40
- 30
- 20
- 10
0
10
20
30
40
50
60
70
80
90
100
Ph
ase + 1
80
(deg
ree)
Operating Values# Name Value Category Description1. Cin IRMS 187.612 mA Current Input capacitor RMS ripple current2. Cout IRMS 50.749 mA Current Output capacitor RMS ripple current3. Iin Avg 74.25 mA Current Average input current4. L Ipp 175.8 mA Current Peak-to-peak inductor ripple current5. BOM Count 13 General Total Design BOM count6. FootPrint 196.0 mm2 General Total Foot Print Area of BOM components7. Frequency 366.973 kHz General Switching frequency8. IC Tolerance 12.0 mV General IC Feedback Tolerance9. Mode CCM General Conduction Mode
10. Pout 720.0 mW General Total output power11. Total BOM $1.52 General Total BOM Cost12. ICThetaJA Effective 34.0 degC/W Op_Point Effective IC Junction-to-Ambient Thermal Resistance13. Low Freq Gain 91.477 dB Op_Point Gain at 10Hz14. Vout Actual 1.2 V Op_Point Vout Actual calculated based on selected voltage divider resistors15. Vout OP 1.2 V Op_Point Operational Output Voltage16. Cross Freq 13.991 kHz Op_point Bode plot crossover frequency17. Duty Cycle 10.884 % Op_point Duty cycle18. Efficiency 80.808 % Op_point Steady state efficiency19. Gain Marg -21.625 dB Op_point Bode Plot Gain Margin20. IC Tj 34.761 degC Op_point IC junction temperature21. IOUT_OP 600.0 mA Op_point Iout operating point22. Phase Marg 60.619 deg Op_point Bode Plot Phase Margin23. VIN_OP 12.0 V Op_point Vin operating point24. Vout p-p 538.386 µV Op_point Peak-to-peak output ripple voltage25. Cin Pd 145.263 µW Power Input capacitor power dissipation26. Cout Pd 6.233 µW Power Output capacitor power dissipation27. IC Iq Pd 3.72 mW Power IC Iq Pd28. IC Pd 140.025 mW Power IC power dissipation29. L Pd 30.819 mW Power Inductor power dissipation30. Total Pd 171.001 mW Power Total Power Dissipation31. Vout Tolerance 2.184 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 600.0 m Maximum Output Current2. VinMax 12.0 Maximum input voltage3. VinMin 11.0 Minimum input voltage4. Vout 1.2 Output Voltage5. base_pn TPS54335A Base Product Number6. source DC Input Source Type7. Ta 30.0 Ambient temperature
Design Assistance1. TPS54335A Product Folder : http://www.ti.com/product/TPS54335A : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/179 TPS62122DRVRTPS62122DRVR 11.0V-12.0V to 1.80V @ 0.02A
Vout = 1.8VIout = 0.02A
Device = TPS62122DRVRTopology = BuckCreated = 10/29/16 1:05:47 AMBOM Cost = $0.66BOM Count = 7Total Pd = 0.01W
Cff22.0 pF
Cin4.7 µF Cout
4.7 µF5.0 mOhm
L122.0 µH3.7 Ohm
Rfbb240.0 kOhm100.0 mW
Rfbt300.0 kOhm100.0 mW
TPS62122
VIN
EN
GND
FB
VOUT
SW
ETPAD
U1
Vout = 1.8VIout = 0.02A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cff Kemet C0805C220K3GACTUSeries= C0G/NP0
Cap= 22.0 pFVDC= 25.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin Taiyo Yuden TMK212BJ475KG-TSeries= X5R
Cap= 4.7 uFVDC= 25.0 VIRMS= 0.0 A
1 $0.050805 7 mm2
3. Cout MuRata GRM188R60J475KE19DSeries= X5R
Cap= 4.7 uFESR= 5.0 mOhmVDC= 6.3 VIRMS= 2.0 A
1 $0.010603 5 mm2
4. L1 Taiyo Yuden CBC2012T220M L= 22.0 µHDCR= 3.7 Ohm
1 $0.08CBC2012 8 mm2
5. Rfbb Yageo America RC0603FR-07240KLSeries= ?
Res= 240.0 kOhmPower= 100.0 mWTolerance= 1.0%
1 $0.010603 5 mm2
6. Rfbt Yageo America RC0603FR-07300KLSeries= ?
Res= 300.0 kOhmPower= 100.0 mWTolerance= 1.0%
1 $0.010603 5 mm2
7. U1 Texas Instruments TPS62122DRVR Switcher 1 $0.49
S-PWSON-N6 9 mm2
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L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0844
0.0845
0.0846
0.0847
0.0848
0.0849
0.0850
0.0851
0.0852
0.0853
0.0854
0.0855
0.0856
0.0857
L Ip
p(A
)Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.003800
0.003825
0.003850
0.003875
0.003900
0.003925
0.003950
0.003975
0.004000
0.004025
0.004050
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
1.800000022
1.800000023
1.800000024
1.800000025
1.800000026
1.800000027
1.800000028
1.800000029
1.800000030
1.800000031
Vo
ut
Act
ual
(V)
Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
68.0
68.5
69.0
69.5
70.0
70.5
71.0
71.5
72.0
72.5
73.0
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
30.00
30.25
30.50
30.75
31.00
31.25
31.50
31.75
32.00
32.25
IC T
j(d
egC
)
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Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
- 0.000000005
- 0.000000004
- 0.000000003
- 0.000000002
- 0.000000001
0.000000000
0.000000001
0.000000002
0.000000003
0.000000004
0.000000005
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0040.0050.0060.0070.0080.0090.0100.0110.0120.0130.0140.0150.0160.0170.0180.0190.0200.0210.0220.023
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.00000
0.00025
0.00050
0.00075
0.00100
0.00125
0.00150
0.00175
0.00200
0.00225
0.00250
0.00275
0.00300
0.00325
0.00350
0.00375
0.00400
0.00425
0.00450
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0000
0.0025
0.0050
0.0075
0.0100
0.0125
0.0150
0.0175
0.0200
0.0225
0.0250
0.0275
0.0300
0.0325
0.0350
0.0375
Po
ut(
W)
IC Ipk
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0425
0.0450
0.0475
0.0500
0.0525
0.0550
0.0575
0.0600
0.0625
IC I
pk
(A)
Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.02350
0.02355
0.02360
0.02365
0.02370
0.02375
0.02380
0.02385
0.02390
0.02395
0.02400
0.02405
0.02410
0.02415
0.02420
Co
ut
IRM
S(A
)
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Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.00000276
0.00000277
0.00000278
0.00000279
0.00000280
0.00000281
0.00000282
0.00000283
0.00000284
0.00000285
0.00000286
0.00000287
0.00000288
0.00000289
0.00000290
0.00000291
0.00000292
0.00000293
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.000
0.001
0.002
0.003
0.004
0.005
0.006
0.007
0.008
0.009
0.010
0.011
0.012
0.013
0.014
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.000130
0.000131
0.000132
0.000133
0.000134
0.000135
0.000136
0.000137
0.000138
0.000139
0.000140
0.000141
0.000142
0.000143
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
0.0055
0.0060
0.0065
0.0070
0.0075
0.0080
0.0085
0.0090
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
Output Current (A)
0.0000
0.0005
0.0010
0.0015
0.0020
0.0025
0.0030
0.0035
0.0040
0.0045
0.0050
L P
d(W
)
Efficiency (Log- Scale)
Vin= 11.0V Vin= 11.5V Vin= 12.0V
1E- 5 1E- 4 1E- 3 1E- 2
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 22.008 mA Current Input capacitor RMS ripple current2. Cout IRMS 23.969 mA Current Output capacitor RMS ripple current3. IC Ipk 62.869 mA Current Peak switch current in IC4. Iin Avg 4.173 mA Current Average input current5. L Ipp 85.738 mA Current Peak-to-peak inductor ripple current6. BOM Count 7 General Total Design BOM count7. FootPrint 44.0 mm2 General Total Foot Print Area of BOM components8. Frequency 411.187 kHz General Switching frequency9. Mode DCM General Conduction Mode
10. Pout 36.0 mW General Total output power11. Total BOM $0.66 General Total BOM Cost
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# Name Value Category Description12. Vout Actual 1.8 V Op_Point Vout Actual calculated based on selected voltage divider resistors13. Vout OP 1.8 V Op_Point Operational Output Voltage14. Duty Cycle 7.604 % Op_point Duty cycle15. Efficiency 71.885 % Op_point Steady state efficiency16. IC Tj 32.325 degC Op_point IC junction temperature17. ICThetaJA 259.7 degC/W Op_point IC junction-to-ambient thermal resistance18. IOUT_OP 20.0 mA Op_point Iout operating point19. VIN_OP 12.0 V Op_point Vin operating point20. Vout p-p 3.802 mV Op_point Peak-to-peak output ripple voltage21. Cin Pd 0.0 W Power Input capacitor power dissipation22. Cout Pd 2.873 µW Power Output capacitor power dissipation23. IC Iq Pd 142.8 µW Power IC Iq Pd24. IC Pd 8.951 mW Power IC power dissipation25. L Pd 5.12 mW Power Inductor power dissipation26. Total Pd 14.08 mW Power Total Power Dissipation27. Vout Tolerance 3.65 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 20.0 m Maximum Output Current2. VinMax 12.0 Maximum input voltage3. VinMin 11.0 Minimum input voltage4. Vout 1.8 Output Voltage5. base_pn TPS62122 Base Product Number6. source DC Input Source Type7. Ta 30.0 Ambient temperature
Design Assistance1. TPS62122 Product Folder : http://www.ti.com/product/TPS62122 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/180 LM3880MF-1AE/NOPBDesign 180 - LM3880MF-1AE/NOPB
Vout = 3.3VIout = 0.0A
Device = LM3880MF-1AE/NOPBTopology = SEQUENCERCreated = 10/29/16 1:05:48 AMBOM Cost = $0.48BOM Count = 4Total Pd = 0.0W
Rflag1100.0 kOhm63.0 mW Rflag2
100.0 kOhm63.0 mW Rflag3
100.0 kOhm63.0 mW
LM3880DBVVCC
GND
EN
FLAG3
FLAG2
FLAG1
U1_En
_Flag1
_Flag2
_Flag3
Vin
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Rflag1 Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
2. Rflag2 Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
3. Rflag3 Vishay-Dale CRCW0402100KFKEDSeries= CRCW..e3
Res= 100.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
4. U1 Texas Instruments LM3880MF-1AE/NOPB Switcher 1 $0.45
R-PDSO-G6 10 mm2
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Sequencer UP/ DOWN sequence
Enable Flag 1 Flag 2 Flag 3
0.0000 0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0175 0.0200
time (seconds)
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
Operating Values# Name Value Category Description1. BOM Count 4 General Total Design BOM count2. FootPrint 19.0 mm2 General Total Foot Print Area of BOM components3. Total BOM $0.48 General Total BOM Cost4. Total Pd 82.5 µW Power Total Power Dissipation5. Flag Voltage 3.3 V Flag Voltage6. Flag1 Down delay
(From EN high to low)6.0 ms Flag Delay
7. Flag1 Up delay (FromEN low to high)
2.0 ms Flag Delay
8. Flag2 Down delay(From EN high to low)
4.0 ms Flag Delay
9. Flag2 Up delay (FromEN low to high)
4.0 ms Flag Delay
10. Flag3 Down delay(From EN high to low)
2.0 ms Flag Delay
11. Flag3 Up delay (FromEN low to high)
6.0 ms Flag Delay
12. Flags Used 2.0 Flags Used13. Total Flags 3.0 Total Flags14. Vcc 3.3 V Vcc
Design Inputs# Name Value Description1. Iout 1.0 µ Maximum Output Current2. VinMax 3.3 Maximum input voltage3. VinMin 3.3 Minimum input voltage4. Vout 3.3 Output Voltage5. base_pn LM3880 Base Product Number6. source DC Input Source Type7. Ta 30.0 Ambient temperature
Design Assistance1. LM3880 Product Folder : http://www.ti.com/product/LM3880 : contains the data sheet and other resources.
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WEBENCH ® Design Report
Design : 4404435/181 TPS62122DRVRTPS62122DRVR 11.0V-12.0V to 3.30V @ 0.001A
Vout = 3.3VIout = 0.0A
Device = TPS62122DRVRTopology = BuckCreated = 10/29/16 1:05:48 AMBOM Cost = $0.66BOM Count = 7Total Pd = 0.0W
Cff25.0 pF
Cin4.7 µF Cout
4.7 µF5.0 mOhm
L122.0 µH3.7 Ohm
Rfbb82.0 kOhm100.0 mW
Rfbt255.0 kOhm63.0 mW
TPS62122
VIN
EN
GND
FB
VOUT
SW
ETPAD
U1
Vout = 3.3VIout = 0.0A
Vin
Iout
Electrical BOM# Name Manufacturer Part Number Properties Qty Price Footprint
1. Cff Samsung Electro-Mechanics
CL21C250JBANNNCSeries= C0G/NP0
Cap= 25.0 pFVDC= 50.0 VIRMS= 0.0 A
1 $0.010805 7 mm2
2. Cin Taiyo Yuden TMK212BJ475KG-TSeries= X5R
Cap= 4.7 uFVDC= 25.0 VIRMS= 0.0 A
1 $0.050805 7 mm2
3. Cout MuRata GRM188R60J475KE19DSeries= X5R
Cap= 4.7 uFESR= 5.0 mOhmVDC= 6.3 VIRMS= 2.0 A
1 $0.010603 5 mm2
4. L1 Taiyo Yuden CBC2012T220M L= 22.0 µHDCR= 3.7 Ohm
1 $0.08CBC2012 8 mm2
5. Rfbb Yageo America RC0603FR-0782KLSeries= ?
Res= 82.0 kOhmPower= 100.0 mWTolerance= 1.0%
1 $0.010603 5 mm2
6. Rfbt Vishay-Dale CRCW0402255KFKEDSeries= CRCW..e3
Res= 255.0 kOhmPower= 63.0 mWTolerance= 1.0%
1 $0.010402 3 mm2
7. U1 Texas Instruments TPS62122DRVR Switcher 1 $0.49
S-PWSON-N6 9 mm2
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L Ipp
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.131750.132000.132250.132500.132750.133000.133250.133500.133750.134000.134250.134500.134750.135000.135250.135500.135750.136000.13625
L Ip
p(A
)Vout p- p
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.01065
0.01070
0.01075
0.01080
0.01085
0.01090
0.01095
0.01100
0.01105
0.01110
0.01115
0.01120
0.01125
Vo
ut
p-
p(V
)
Duty Cycle
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.435
0.440
0.445
0.450
0.455
0.460
0.465
0.470
0.475
0.480
0.485
0.490
0.495
Du
ty C
ycle
(%)
Vout Actual
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
3.287804923
3.287804924
3.287804925
3.287804926
3.287804927
3.287804928
3.287804929
3.287804930
3.287804931
3.287804932
Vo
ut
Act
ual
(V)
Efficiency
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
77.4
77.5
77.6
77.7
77.8
77.9
78.0
78.1
78.2
78.3
78.4
Eff
icie
ncy
(%)
IC Tj
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
30.124
30.125
30.126
30.127
30.128
30.129
30.130
30.131
30.132
30.133
30.134
IC T
j(d
egC
)
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Cin Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
- 0.000000005
- 0.000000004
- 0.000000003
- 0.000000002
- 0.000000001
0.000000000
0.000000001
0.000000002
0.000000003
0.000000004
0.000000005
Cin
Pd
(W)
Cin IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.008625
0.008650
0.008675
0.008700
0.008725
0.008750
0.008775
0.008800
0.008825
0.008850
0.008875
Cin
IR
MS(
A)
Iin Avg
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.0003525
0.0003550
0.0003575
0.0003600
0.0003625
0.0003650
0.0003675
0.0003700
0.0003725
0.0003750
0.0003775
0.0003800
0.0003825
Iin
Avg
(A)
Pout
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.003299995
0.003299996
0.003299997
0.003299998
0.003299999
0.003300000
0.003300001
0.003300002
0.003300003
0.003300004
Po
ut(
W)
IC Ipk
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.06700
0.06725
0.06750
0.06775
0.06800
0.06825
0.06850
0.06875
0.06900
IC I
pk
(A)
Cout IRMS
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.0364
0.0365
0.0366
0.0367
0.0368
0.0369
0.0370
0.0371
0.0372
0.0373
0.0374
0.0375
0.0376
0.0377
0.0378
Co
ut
IRM
S(A
)
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Cout Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.00000660
0.00000665
0.00000670
0.00000675
0.00000680
0.00000685
0.00000690
0.00000695
0.00000700
0.00000705
0.00000710
0.00000715
Co
ut
Pd
(W)
Total Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.000905
0.000910
0.000915
0.000920
0.000925
0.000930
0.000935
0.000940
0.000945
0.000950
0.000955
0.000960
To
tal
Pd
(W)
IC Iq Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.000130
0.000131
0.000132
0.000133
0.000134
0.000135
0.000136
0.000137
0.000138
0.000139
0.000140
0.000141
0.000142
0.000143
IC I
q P
d(W
)
IC Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.0004775
0.0004800
0.0004825
0.0004850
0.0004875
0.0004900
0.0004925
0.0004950
0.0004975
0.0005000
0.0005025
0.0005050
0.0005075
0.0005100
0.0005125
0.0005150
0.0005175
IC P
d(W
)
L Pd
Vin= 11.0V Vin= 11.5V Vin= 12.0V
0.0009999950 0.0009999975 0.0010000000 0.0010000025 0.0010000050
Output Current (A)
0.000388
0.000389
0.000390
0.000391
0.000392
0.000393
0.000394
0.000395
0.000396
0.000397
0.000398
0.000399
0.000400
0.000401
0.000402
0.000403
0.000404
L P
d(W
)
Efficiency (Log- Scale)
Vin= 11.0V Vin= 11.5V Vin= 12.0V
1E- 7 1E- 6 1E- 5 1E- 4 1E- 3
Iout(A)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
Eff
icie
ncy
(%)
Operating Values# Name Value Category Description1. Cin IRMS 8.641 mA Current Input capacitor RMS ripple current2. Cout IRMS 37.769 mA Current Output capacitor RMS ripple current3. IC Ipk 69.141 mA Current Peak switch current in IC4. Iin Avg 354.95 µA Current Average input current5. L Ipp 136.28 mA Current Peak-to-peak inductor ripple current6. BOM Count 7 General Total Design BOM count7. FootPrint 43.0 mm2 General Total Foot Print Area of BOM components8. Frequency 12.713 kHz General Switching frequency9. Mode DCM General Conduction Mode
10. Pout 3.3 mW General Total output power11. Total BOM $0.66 General Total BOM Cost
WEBENCH® Power Architect Project
Copyright © 2016, Texas Instruments Incorporated 67 ti.com/webench
WEBENCH Project Report 19 : PA_Project_301 October 29, 2016 01:06:20 GMT-07:00
# Name Value Category Description12. Vout Actual 3.288 V Op_Point Vout Actual calculated based on selected voltage divider resistors13. Vout OP 3.3 V Op_Point Operational Output Voltage14. Duty Cycle 438.105 m% Op_point Duty cycle15. Efficiency 77.476 % Op_point Steady state efficiency16. IC Tj 30.134 degC Op_point IC junction temperature17. ICThetaJA 259.7 degC/W Op_point IC junction-to-ambient thermal resistance18. IOUT_OP 1.0 mA Op_point Iout operating point19. VIN_OP 12.0 V Op_point Vin operating point20. Vout p-p 10.674 mV Op_point Peak-to-peak output ripple voltage21. Cin Pd 0.0 W Power Input capacitor power dissipation22. Cout Pd 7.133 µW Power Output capacitor power dissipation23. IC Iq Pd 142.8 µW Power IC Iq Pd24. IC Pd 516.502 µW Power IC power dissipation25. L Pd 403.414 µW Power Inductor power dissipation26. Total Pd 959.387 µW Power Total Power Dissipation27. Vout Tolerance 4.067 % Vout Tolerance based on IC Tolerance (no load) and voltage divider
resistors if applicable
Design Inputs# Name Value Description1. Iout 1.0 m Maximum Output Current2. VinMax 12.0 Maximum input voltage3. VinMin 11.0 Minimum input voltage4. Vout 3.3 Output Voltage5. base_pn TPS62122 Base Product Number6. source DC Input Source Type7. Ta 30.0 Ambient temperature
Design Assistance1. TPS62122 Product Folder : http://www.ti.com/product/TPS62122 : contains the data sheet and other resources.
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