基于dspic dsc的 全数字带pfc功能smps设计

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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 1 © 2008 Microchip Technology Incorporated. All Rights Reserved. 1244 PSC Slide 1 1247C ACP 基于 dsPIC ® DSC 全数字带 PFC 功能 SMPS 设计

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China MASTERs 2008© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 1© 2008 Microchip Technology Incorporated. All Rights Reserved. 1244 PSC Slide 1
1247C ACP dsPIC® DSC
PFCSMPS
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 2


Microchip
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 3

PID
SMPS


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 4

PID
SMPS


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 5
dsPIC® DSC

30F202x 6/12K
18/28/44

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 6
dsPIC® DSC
CPU dsPIC DSC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 7
Buck
+Vin
L1
CoutCin
PWM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 8
Microchip SMPS dsPIC® DSC

SPI
I2C™
UART
IPP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 9
Microchip SMPS dsPIC® DSC
3. 4. 5.
a. 1.04 ns b. 1.04 ns c. 1.04 ns d. 1.04 ns
IPP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 10
Microchip SMPS dsPIC® DSC
6. PWM
a. b. c. d. e. f. g. h. i. j.
IPP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 11
Microchip SMPS dsPIC® DSC
11. 12.PWMADC 13.PWMxHPWMxL 14.PWM4HPWM4L 15.PWM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 12
Microchip SMPS dsPIC® DSC




© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 13
Microchip SMPS dsPIC® DSC
6. 7. 3.3V±1 LSB
8. 9. 4 Msps3.3V2SAR 10.2 Msps3.3V1SAR 11.CMOS
IPP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 14
Microchip SMPS dsPIC® DSC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 15
Microchip SMPS dsPIC® DSC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 16
Microchip SMPS dsPIC® DSC
PWM
ADC
CMP
1. 416 2. 110DAC 3. 4. 5. DACOUTDAC 6. DAC
a. AVDD / 2 b. 1.2V1% c. <AVDD - 1.6V
7. ADC
a. PWM b. PWM c. PWM
IPP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 17
Microchip SMPS dsPIC® DSC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 18
Microchip SMPS dsPIC® DSC
SPI. . . . . . . . . . . . . . . . . . . . . [1] UART. . . . . . . . . . . . . . [1] I2C™ . . . . . . . . . . . . . . . [1]
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [1] ADC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 19
Microchip SMPS dsPIC® DSC
XT3 MHz10 MHz HS10 MHz40 MHz
PLL.CLK
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 20
Microchip SMPS dsPIC® DSC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 21

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 22

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 23
PID

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 24
PID
PID
Kp
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 25
PID PIDEuler
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 26
PID PIDEuler
zT zs 1−
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 27
PID PIDEuler
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 28
PID PIDEuler
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 29
PID dsPIC® DSCPID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 30
PID dsPIC® DSCPID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 31
PID dsPIC® DSCPID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 32
PID dsPIC® DSCPID
ACC ( ) ( ) ( ) ( )ne T kTkkne
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 33
PID dsPIC® DSCPID
ACC ( ) ( ) ( ) ( ) ( )ne T kTkkne
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 34
PID dsPIC® DSCPID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 35

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 36


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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 39
VM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 40
VM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 41
VM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 42
VM
PWM Vref
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 43
VM
PWM Vref
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 44
VM
PWM Vref
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 45
VM
PWM Vref
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 46
VM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 47
VM
PWMDC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 48

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 49

Vout
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ACM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 55
ACM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 56
ACM
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ACM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 58
ACM
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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 75

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 76

VoutVin
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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 81
PCM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 82
PCM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 83
PCM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 84
PCM
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 85
PCM
Vref PID
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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 96



© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 97

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 98

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 99

PF > 0.97 @ 220V50Hz
12V> 83% 3.3V/5V> 74%
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 100

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 101
/
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 102

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 103

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 104



© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 105
1
2
3









© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 106


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 107
PF

KVA

KW

KVAR

KWH

KVARH
PF
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 108





© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 109

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 110



© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 111
PFC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 112

IILL
IISS
IIDD
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 113

VCOMP
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 114


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 115
PFC
VDC 41.66kHz
IAC 41.66kHz
|VAC| 41.66kHz
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 116


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 117

IACref
IAC
+ - IERR

IPI
ANx
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 118

|GCOMP|
| GOL.k3 |
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 119

VDCref
VDC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 120


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 121

VVACACMINrefMINref
VVPEAKPEAK
VAVG
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 122

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 123
PFCdsPIC
kk22
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 124

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 125










© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 126

t
t
Id
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 127

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 128
ZCS
t
t
Vds
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 129

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 130

PWM1H
PWM1L
PWM1L
PWM1H
+Vin
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 131

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 132
ZVT
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 133
rCLdt ⋅⋅= 1 2 π
MOSFET CMOSFET D
p r I
∑+ -
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 135
ZVT——
∑+ -
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 137
ZVT——
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 138
ZVT
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 139


© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 140

VDCref
VDC
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 141


f
0
0
f
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 142

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 143
ZVT
ZVT1 PWM2H
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 144

PWM1H
PWM1L
PWM2H
PWM2L
PWM4L
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 145





© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 146

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 147



+Vin
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 148


+Vin
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 149
Vout = Vin • D
= 0 1
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 150

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 151

12V
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 152



MOSFET


∑+ -
∑+ -
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 155

k1
dsPIC33FJ16GS504
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 156

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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 160

12V




© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 161

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 162


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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 166

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© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 168

PID
© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 169

© 2008 Microchip Technology Incorporated. All Rights Reserved. Class Title Slide 170

Analog-for-the-Digital AgeApplication MaestroCodeGuarddsPICDEM dsPICDEM.netdsPICworksdsSPEAKECANECONOMONITORFanSense In-Circuit Serial ProgrammingICSPICEPICMindiMiWiMPASMMPLAB CertifiedMPLIBMPLINKmTouchPICkitPICDEMPICDEM.net PICtailPIC32PowerCalPowerInfoPowerMatePowerToolREAL ICE rfLABSelect ModeTotal EnduranceUNI/OWiperLockZENA Microchip Technology Inc. SQTPMicrochip Technology Inc.
© 2008, Microchip Technology Inc.
1247C ACP