May 2007Maxim Confidential

Brea Fan

MAXIM LED Drivers Solution Summary

MAXIM LED Drivers Solution Summary

1: SPM HB LED Drivers

2: Notebook LED BL Driver for LCD/TV Panel

3: SSIP GPIO & LED Drivers

4: SSIP LED Drivers For LED Tile

5: Infocom WLED Drivers

MAXIM SPM HB LED driver solution page /Market focus

Find the latest information for HB LED drivers at the following URL:

http://www.maxim-ic.com/led

Maxim’s HB LED Driver ICsAPPLICATION DEVICE Vin

(V) Iout (A)

Vout(V)

up to

Power Dimming Enable Magnetic Switching Frequency

Power FET

MAX5021 MAX5022 11-28 20W PWM/Linear Transformer/

Inductor 262KHz External

MAX16801 10.8-24 60W PWM/Linear Yes Transformer/ Inductor 262KHz External

MAX5068 10.8-24 110 150W Transformer/ Inductor

Up to 1.25MHz External

MAX5069 10.8-24 500W Transformer Up to 2.5MHz External

Rectified

85-265 VAC

Switchmode LED Driver Controllers

MAX5070 16-28 - PWM/linear Transformer Up to

1.00MHz External

MAX5033 7.5-76 0.5 13.2 - PWM/Linear Yes Inductor 125KHz Internal

MAX5035 7.5-76 1.0 13.2 - PWM/Linear Yes Inductor 125KHz Internal

MAX5094C 8-28V 60W PWM/Linear Transformer/ Inductor

Up to 1.00MHz External

MAX16802 10.8-24 60W PWM/Linear Yes Transformer/ Inductor 262KHz External

MAX16818 7-28 150W PWM/Linear Yes Inductor Up to 1.5MHz External

MAX5069 10.8-24 500W Transformer Up to 1.25MHz External

MAX5088 4.5-23 2.0 28 - PWM/Linear Yes Inductor Up to 2.2MHz Internal

DC Input

Switchmode LED Driver Controllers

MAX5089 4.5-23 2.0 28 - PWM/Linear Yes Inductor Up to 2.2MHz Internal

Dual output MAX5073 4.5-23 1&2 28 - PWM/Linear Yes Inductors Up to 2.2MHz Internal

MAX16800 6.5-40 0.35 39 10W PWM Yes N/A N/A Internal MAX16803 6.5-40 0.35 39 10W PWM Yes N/A N/A Internal MAX16804 5.5-40 0.35 39 10W PWM/Linear Yes N/A N/A Internal MAX16805 5.5-40 0.35 39 10W PWM/Linear Yes N/A N/A Internal

Linear LED Driver

MAX16806 5.5-40 0.35 39 10W PWM/Linear Yes N/A N/A Internal MAX16807/MAX16808 8-28V 0.44 36 16W PWM Inductor Up to

1.00MHz External/ Internal

DC Input Multichannel Switch Mode

& Linear MAX16809/MAX16810 8-28V 0.88 36 32W PWM Inductor Up to

1.00MHz External/ Internal

Maxim’s HB LED Drivers by Application

Market End Application DEVICE Vin (V)

I out

V out

En/ Dim

Features

MAX5068 10.8+ Up to 110V Yes • Up to 1.25MHz

• High Voltage buck, Pout up to 150W • RGB backlight LCD

TV/ Monitors MAX16807-MAX16810 8 Up to

0.88A Up to 36V Yes • Multichannel LCD LED Backlight Drivers

MAX5073 4.5-23 1 & 2A 28V Yes

• Two independent output Boost or Step Down • 2.2MHz Switching, use of miniature inductor

to save space • IOUT1 and IOUT2 of 2A and 1A

MAX5088 4.5-23 2.0A Up to 28V Yes • Buck or Boost Regulator

• Up to 2.2MHz switching min. space required

• Ultra Small Projector

MAX16818 6-28V 20A Yes • Buck, boost or buck-boost controller, up to 1.5MHz

MAX5068 & MAX5064 10.8+ Up to

110V Yes • Up to 1.25MHz • High Voltage buck, Pout up to 150W

Display

• Rear Projection TV MAX16818 6-28V 20A Yes • Buck, boost or buck-boost controller, up to

1.5MHz

MAX5088 4.5-23

2.0A

Up to 28V Yes

• Buck or Boost Regulator • Up to 2.2MHz switching min. space required • Sync to external clock to avoid RF interference• Avoids AM bands

• Daytime running lights (DRLs) • Fog light • Front Turn lamp • Headlamp

MAX16818 6-28V 20A Yes • Buck, boost or buck-boost controller, up to 1.5MHz

MAX5033 MAX5035 7.5-76 0.5A

1.0A Up to 13.2

V Yes

• Buck with min external parts • Wide input voltage range • Load dump protection • Internally compensated

MAX5080 4.5-40 1.0A Up to 28V Yes • Buck with min. external part

• Load dump protection up to 40V

MAX5082 4.5-40 1.5A Up to 28V Yes

• 250KHz switching • Buck Regulator • Can operate during cold crank • Operates over -40 to +125 C

• Tail, Stop & Turn lamp • Back up lamp • Map light • Dome light • Vanity lamp • Reading lamp • Turn signal light • Heads up Display • Infotainment LCD

backlight • Headboard lights • Warning lights

MAX5088 4.5-23 2.0A Up to 28V Yes

• Buck or Boost Regulator • Up to 2.2MHz switching min. space required • Sync to external clock to avoid RF interference• Avoids AM bands

MAX16800, MAX16803 6.5-65 350mA

MAX16804 5.5-65 350mA

Automotive

• Courtesy light • Map light • Dome light • Vanity light • Reading light • Warning lights • Tail, Stop & Turn lamp • Back up lamp • Courtesy light MAX16805,

MAX16806 6.5-40 350mA

Up to 39V Yes

• Linear drivers • Wide input voltage range/load dump

protection • Thermal and short circuit protection • Low no-load supply current • Operates over -40 to +125 C • EEPROM and I2C programmable current

reference (binning), LED current foldback (MAX16805, MAX16806) and thermal folback (MAX16806)

• Momentary switch interface (MAX16806)

Overview of Linear High Brightness LED Drivers Family

Part Number

EN Pin

3.5% LED Current

Accuracy

Load Dump

Protected (45V)

5V Output

DIM Input

DIM with DC

Signal

Program.Voltage

Foldback

Program. LED Current Reference

(Bin).

Program. DIM

Ramp Peak

Program. Thermal Foldback

Momentary Switch

Interface

MAX16800 - - - - - - -

MAX16803 - - - - - -

MAX16804 - - - - -

MAX16805 - -

MAX16806

MAX16803 High-Brightness LED Driver with PWM Dimming Input

Features:Full PWM dimming range, with 1% minimum duty cycleTurn-on delay time 10usec, equal rise and fall time, 20usec typicalDedicated DIM pin: uninterrupted 5V supply operation during dimmingControlled LED current transients Improve EMI performanceShort-circuit protection

Optimized PWM Dimming Transients:

Evaluation KitAvailable

Overview of Switch-mode/Linear LCD LED Backlight Drivers

Part # Description Vin Range Vout Range Iout (max per channel) Freq Fault Detection Package Dimming

Number of output LED channels

Power MOSFET (switching/linear)

MAX5094C+MAX16803

DC Input, Switchmode LED Drivers with Linear Postregulators

8V to 26.5V Up to 40V 350mA 20KHz - 1MHz - 8-uMAX+16-TQFN 5x5

Independent PWM control of each channel

User selected External/Internal

MAX16807

DC Input, Switchmode LED Drivers with Linear Postregulators

8V to 26.5V Up to 36V 55mA 20KHz - 1MHz - 28pin TSSOP with Exposed Pad

PWM, All channels together

or SPI8 (parallelable) External/Internal

MAX16808

DC Input, Switchmode LED Drivers with Linear Postregulators

8V to 26.5V Up to 36V 55mA 20KHz - 1MHz Open LED 28pin TSSOP with Exposed Pad

PWM, All channels together

or SPI8 (parallelable) External/Internal

MAX16809

DC Input, Switchmode LED Drivers with Linear Postregulators

8V to 26.5V Up to 36V 55mA 20KHz - 1MHz - 38pin TQFN 5x7PWM, All

channels together or SPI

16 (parallelable) External/Internal

MAX16810

DC Input, Switchmode LED Drivers with Linear Postregulators

8V to 26.5V Up to 36V 55mA 20KHz - 1MHz Open LED 38pin TQFN 5x7PWM, All

channels together or SPI

16 (parallelable) External/Internal

SP08 (Samples available: Spring 2007)

DC Input, Switchmode LED Controllers with Linear Postregulators and I2C Interface

5V to 28V (load dump protected

up to 40V)

Determined by external

components ratings

Determined by external

components ratings

20KHz - 1MHz Open and short LED

32-pin QFN (5mm x 5mm)

Independent PWM control of each channel

4 External/External

Automotive LCD Display LED Backlight Drivers

MAX16809/MAX16810 Controllers with 16-Channel, Constant-Current LED Driver

Features:Drives ~224 Red LEDs or ~144 White, Blue or Green LEDsConfigurable for Boost or Buck-Boost (SEPIC) 8V to 26.5V Input Voltage, >26.5V with simple Zener clampAdjustable Output Voltage up to 36V Switch-mode converter Frequency up to 1MHz16 Channels, each up to 55mA Constant-Current sink Output Channels parallelable for Higher CurrentOutput Currents Programmed by Single Resistor 3% Current Matching Among OutputsOutput-enable pin for PWM dimming for all channelsIndependent string dimming control using SPIReports Open-Circuit LED Faults (MAX16810)-40°C to +125°C Temperature Range

Maxim Confidential

Samples Available

Now

MAX16809: 38 lead TQFN Package with exposed pad

5mm x 7mmx 0.8mm

Applications:• Backlighting:

Automotive displaysLCD Monitors, notebook computersRGB LED backlight for TV and monitors

• RGB ambient light and signage• Announcement displays

Q1C4

D2L1

R4

+36V

R3

CS

VIN 3-28V

LEDs

HB125

VCC

CLK

DIN

DOUT

LATCH

SETGNDR5

µC

OE

R2

EXT

OUT1

OUT2

OUT3

OUT4

OUT8

PGND

LDOC2

C1

SYNCFB

REFC3

FREQ

R6

MAX16809

Large Scale LCD Monitors / TV SetsRGB Backlight replaces traditional CCFL Backlight in large Scale

TV Sets (>32“)

Preliminary - Confidential

Benefits of RGB LEDs over CCFL

Larger Color Gammut (color space)

Better Contrast

Unmatched Realism

Adjustable Whitepoint

LED lifetime

Mercury Free (2007)

2010: Sequential RGB

- Cost Saving!

- Energy Saving

LCD TV Backlight Concept Preliminary - Confidential

ASICuC

PowerSupply

9x4x9 System:81 RED81 BLUE162 GREEN

ASIC

ASIC ASIC

ASIC ASIC

ASIC ASIC

ASIC

SubModule

Description:

- 37” TV Set

- RGGB Aproach

- Multiple Submodules

- Linear Regulator

- ~13000cd/m2 BL

- ~650cd/m2 LCD

- LED Currents: 150mA to 400mA RGB Sensor

Q1

R4

L1

C7

GND GNDGND

Q2

R9

Q3

R10

Q4

R11

Q5

R12

GND

D1

DL VCS

FB

5V To 24V

GND

SP08

CS2DL2

CS3DL3

CS4DL4

CS1DL1

GND

DIM1

Dim

min

g In

puts

DIM2

DIM3

DIM4

SDA

SCL

DR1DR2DR3DR4

GND

PGND

R2

C3

GND

VCC

C5

GND

R5

R6

C2

GND

SYNC/EN

C1

GND

R3

OVP

R7

R8

C6

GND

CSS

IN

I2C Interface

GNDGND

R1

C4

GND

GNDGND

REFRTCOMP

(40V Load Dump OK)

SNS

SYSTEMµC

GND

Enable

SCL

SDA

DIM

Up To 40V Output Voltage

SystemInterface

NPP: SP08 Boost/SEPEC with Four Channel Linear LED Current Driver

ControllerBoost Or SEPIC Power Topologies For

Maximum Flexibility

All White/Mono Color, RGB or RGB + A Driver Configurations

Voltage Monitoring for short or open LED Detection

I2C Interface for adjusting the

boost voltage to minimize drop across linear

drivers

Individual PWM Inputs For

Each Channel

Maxim Confidential

Programmable LED current via I2C

SP08 - Example System ArchitecturePreliminary - Confidential

PWMInterface

I2CInterface

Amp

ADC

uCCore

CALData

ROM

VDD

GN

D

PowerSupply

UredUgrnUblu

5V Feedback

1 unitwith

4x9 LEDs

Overtemp

AS3691O

N1

ON

2

ON

3

ON

4

CU

RR

1

CU

RR

2

CU

RR

3

CU

RR

4

RES

1

RES

2

RES

3

RES

4

UV1

UV2

UV3

UV4

Vc Vc Vc Vc

Ri1 Ri2 Ri3 Ri4

3

Separate RGBPower Supplies

reduce Pdiss

Control Unit- Start settings- White Balance- Temperature- Roadmap:

µC + Sensor + Diode

LED Strings- Variable No. of LEDs

LED Driver- Very High Accuracy- Indiv. PWM inputs- 10mA to 200mA- QFN or Die

Light Sensor(white/RGB)

Dynamic Power Control

reduce Pdiss

SubModule

Ugrn

NPP: SPxx 3-CH Boost with Four Channel Linear LED Current Driver Controller

Maxim Confidential

NPP: SPxx 3-CH Boost with 12-Channel Linear LED Current Driver Controller

Maxim Confidential

Notebook_LCD BL Solution

Maxim Confidential

System Sensing andInterconnect Products

SSIP Business Unit

Subsystem Solutions•GPIO & LED Driver•LED Driver

He, Haoran

Brea Fan

Target Application:

• Cell phones, PDAs, and Hand-held solutions

• Printers

• Laptops, PCs and Servers in computing applications

• Router, SAN/NAS and telecom infrastructures

Basic Operations of an I/O Port Expander

• I/O expansion in the system Controlled by master device (μC, Baseband) via I2C or SPI interface

• Ports• Logic input• Push Pull or Open Drain output (drive LED’s, Relays)

• • Level Shifting (low voltage ASIC’s can drive high voltage loads)

• • Interrupt output (when Input logic changes)

Portfolio of I/O Expanders

Additional I/O Expander Parts

Second Source Products

MAX7324 – MAX7327Low Cost Port I/O Expanders with Transition Detection

•400kbit I²C serial interface•LOW 1.71V to 5.5V Supply Voltage •16 I/O ports - inputs, push-pull or open drain outputs•Ports are rated at 5.5V and 10mA•Port outputs have selectable default logic states•Port inputs are over-voltage protected to 5.5V•Port inputs have selectable internal pullups•Port inputs are monitored for transition detection•Transient port input changes are latched•Mask register selects which ports can cause INT•INT output alerts input transitions•RST input clears the serial interface•2µA maximum operating current•4mm x 4mm TQFN and QSOP packages

4mm x 4mm QFN Available Available

I/OI/OI/O

I/O

V+µC

SDA

SCL

SDA

SCL

AD2

+3.3V

RS TRS T

GND

0V

AD0

OutputOutputOutput

Output

INT INT

I/OI/OI/O

I/O

P0P1P2P3P4P5P6P7

O10O11O12O13O14O15

O9O8

.

MAX7321

MAXIM

Maxim Offers Wide Range of LED Display Drivers

for Multiplexed and Static DisplaysAll Maxim LED Drivers can be configured for Individual LED Drive

MAX6952/3 Drive 4- 5x7 LED Matrix Tiles with 104 ROM-Coded Characters

MAX6954/55 Drive 14/16-Segment Displays and include 32-Key Scan

MAX7219/20/21 & MAX6950/51 are industry standard 5/8 Digit 7-Segment LED Drivers

MAX6968-83 are 8/16 port Constant-Current LED Drivers for Signage/Traffic

MAX6972-75 are 16/24 Port Precision LED Drivers with 12/14 Bits PWM Control

Multiplexed LED Drivers

Code B8 digits, 7-seg +

DP

16 global steps

24 DIP24 SO

24 QSOP24 QFN 4x4

5 digits, 7-seg + DPMAX7220

8 keys scan/ debounce

I²C 400kHzMAX6959

64 global steps Hex

16 DIP16 QSOP

4½ digit driver(4 digits, 9-segment)

3V - 5.5V

I²C 400kHzMAX6958

I²C 400kHzMAX6955

Segment blinking

32 keys scan/ debounce5 GPIO

16 steps per digit

104 fixed characters

plus 24 user

definable

40 DIP36 SSOP

16 digits7-segment + DP

or8 digits

14/16-segment + DP

2.7V -5.5V

SPI 26MHzMAX6954

I²C 400kHzMAX6953

Segment blinking

16 steps per digit

104 fixed characters

plus 24 user

definable

40 DIP36 SSOP

4 digits5x7 matrix

2.7V -5.5V

SPI 26MHzMAX6952

8 digits7-seg + DP

MAX6951

Segment blinking

16 global stepsHex16 QSOP

5 digits7-seg + DP2.7V -

5.5VSPI

26MHz

MAX6950

SPI 10MHzMAX7221

8 digits, 7-seg + DP

4V - 5.5V

3-wireMAX7219

FeaturesIntensityFontsPackageDisplay TypeSupplyInterfacePart

MAX6958, MAX69594½ Digit LED Drivers with optional Key Scan

3V to 5.5V operationDrives 4-digit 7-segments and 4 or 8 additional discrete LEDsDigital PWM brightness control with 64 stepsHexadecimal decode/no-decode digit selection Key-scan and debounce for up to 8 key-switches, with interrupt Slew-

rate limited segment drivers for lower EMILow-power shutdown (data retained)-40°C to +125°C temperature rangeSmall 16-pin QSOP Package (DIP also available) Available Available

MAX6968 – MAX6983 Constant-Current LED Drivers with optional Fault Detection and Watchdog

• 25Mbit Industry Standard 4-Wire Serial Interface• 3V to 5.5V Logic Supply• 8 or 16 Constant Current LED Outputs• LED Outputs Rated at 5.5V or 36V • Up to 55mA Continuous Current per Output• Output Current Programmed by Single Resistor• 2% Current Matching Between Outputs• 6% Current Matching Between ICs• Optional Watchdog Clears Display if Interface

Fails• Optionally Reports Open Circuit LED Faults• 8-port, Dual 8-port and 16-port Versions• 8-port versions in 16 pin DIP and TSSOP

Packages• 16-port versions in 24 pin DIP and TSSOP• Alternative Dual 8-port versions can be used as

either two 8-port or a single 16-port• -40°C to +125°C Temperature Range

MAX6974 and MAX697524-Output Precision RGB LED Driver for Message

Boards• 24 LED current sink outputs (3 banks of 8 outputs) • Drives RGB, discrete, and common anode LEDs• 35Mbit clock supports up to 65 frames/second video• 12 bit or 14 bit individual PWM LED intensity

controls• 7 bit or 5 bit panel PWM intensity control• Constant current LED drive outputs up to 55mA• LED drive current adjustable digitally for each 8

output bank from 6mA to 30mA in 256 steps for calibration

• 3V to 7V LED supplies• 3V to 3.6V logic supply• 800mV driver headroom at 85°C:

– drive 2.2V red LEDs from a 3.33V ±10% supply– drive 3.3V green LEDs from a 4.55V ±10%

supply– drive 4.2V blue LEDs from a 5.55V ±10%

supply• Slew rate controlled LED drivers minimise EMI• Open circuit LEDs detected, latched as fault status

bit• Serial interface cascade outputs are provided which

allow multiple driver cascading without external buffers

• Optional watchdog timer blanks display if interface fails

• -40°C to +125°C temperature range as standard

R0/G0/B0

R1/G1/B1

R2/G2/B2

R3/G3/B3

R4/G4/B4

R5/G5/B5

R6/G6/B6

R7/G7/B7

SYSTEM

DATA

CLK

DINI

CLKI

SELISEL

LOAD

MAXIM

16 RGB LEDs

LOADI

DINO

CLKO

SELO

LOADO

R0/G0/B0

R1/G1/B1

R2/G2/B2

R3/G3/B3

R4/G4/B4

R5/G5/B5

R6/G6/B6

R7/G7/B7

DINI

CLKI

SELI

MAXIM

LOADI

DINO

CLKO

SELO

LOADO

.MAX6974 MAX6974

.

InfoCommCell Phone Power

• White LED Drivers• Buck DC-DC Converters• Single-Cell Li-Ion Chargers• LDO Linear Regulators• Micro Power Management IC (uPMIC)• PMICs

• Backup

Power Opportunities in Cell and Smart Phones

LCD Display

B/TWLAN

Digital BBApplication Processor RF XCVR

PMICAudio CODEC

Analog BB

ChargerAdapter

USB

Keypad

Sub-DisplayOLEDSTNTFT

nLED

LDO

FLASH/

STOR

AGE

USB X

CVR

RTC

SDIO

Cam

era

MP3

LDOLDO

Flash

Bias SupplyVgonVgoffVa

Bias

Back Light

Chargers

Li+

GPS

DM

BuPMIC

uPMIC

PMICMAX8629 CDMAMAX1827 CDMAMAX1526 CDMAMAX1500 GSMMAX1504 GSM

many more

MAX8606 USB/AC INMAX8808 1A LINEARMAX1507/8MAX1879 PULSE

FlashMAX8607 1.5A BSTMAX1577 1.2A C/PMAX1583 5x0.3A BST

MAX1820 0.6A, CSPMAX8562 0.5A, 4MHzMAX8581/2 0.6A, 0.07 BYPASSMAX8506/7/8 0.6A. 0.075 BYPASSMAX8805 1A, 0.065 BYPASS, 2 LDO

PA Buckmicro PMIC

MAX8620 1 BUCK/2 LDOMAX8621 2 BUCK/4 LDO/RST

BoostMAX1797MAX1947

Bias SupplyMAX1578/9 BIAS/BKLTMAX868 OLEDMAX8608 TFT BKLT/PMOLED

PA Buck

Light ManagementMAX1576 Main/FlashMAX1707 Main/Sub/FlashMAX8631 4 Main/4 Flash,Dual LDOMAX8678 WLED + Audio Amp

Series ParallelBacklight

MAX1574 3LEDMAX1573 4LEDMAX1570 5LEDMAX8630 3+2

MAX1582 4+2LEDsMAX8595 9 LEDsMAX1848 3 LEDs

MAX8560/61 0.5A BUCK, SOTMAX8640 0.5A BUCK, SC70MAX1572 0.8A 4X4MAX1920 0.4A, SOT

Buck'sLDO's

MAX8510 LDO L/N RFMAX1963/76 LDO 1.6Vin minMAX8530 2 LDO CAMERAMAX8531/32 2 LDO CAMERAMAX8559 2 LDO L/N PSRRMAX8890 3 LDO RFMAX8635/6 2 LDO 2x2mm

FIXED WIRELESS

MOBILE WIRELESS

QCIF 128X160QCIF+ 176x220QVGA 240x320

MAX15953.3/5 Vout,2x,125mAMAX1910/24 LED,uMAX(0) 1.5/2x(2) 1.5x onlyMAX1916I-reg,3 LED,SOTMAX1570I-reg,5 LED,1/1.5x,QFN4MAX1573 I-reg,0.2% Matching,4 LEDη 85%,1/1.5x,CSP/QFN4MAX1574 I-reg,3 LED,1/2x,DFN3MAX1575 I-reg,2-display (4+2LED)η 85%,1/1.5x,QFN4MAX1576 CP,I-reg,Main+600mA typ Flashη 85%,1/1.5/2x,QFN4MAX1707 Main+RGB/Sub+Flash,QFN4MAX8630 5LED,1/1.5x,DFN3MAX8647/48 (PP52)Main or RGB,1/1.5x,I2C,QFN3

POWER Handheld and WirelessWhite LED

Backlight / Camera Flash / Display

MAX1848Boost,3 LED,DFN/SOTMAX1561/1599Boost,30V,OVP,DFN3(61) 1MHz(99) 500kHz,η 87% MAX1582 Boost,2-display(4+2LED)26Vout,η 85%,CSP/QFN4MAX8595/6Boost,9 LEDs,TCompη 86%,DFN3MAX8608 Boost for Dual Display OLED/TFT,DFN3MAX1578/9 LCD Bias:+5/+15/-10V with Sequence+White LED:Boost,32V,1MHz,TempCompQFN4MAX8830 (PP74)4LEF+Flash,I2C,CSP

Inductor Boost

Charge Pump

Camera Flash AudioLMU

MAX682CP,3.3/5 Vout,250mAMAX1687Buck-Boost,900mA for 1 LEDTrue Shutdown,OVP,Iin RegMAX1583 Boost,I-reg,PreCh/Movie/Flash5x300mA/LED,DFN3MAX1577 CP,1.2A typ,DFN3MAX8607 Boost,1.5A,I-Reg,DFN3MAX8631/MAX8645 (PP24) CP,I-reg,Main+400mAFlash+2 LDOs,QFN4

MAX8678 (PP86)CP 4WLED,Class AB,QFN3MAX8821 (PP93)CP 6WLED,2LDO,Class D,I2C,QFN4

Light Management – Charge Pump Product Migration

• Charge Pumps are good for High Integration, Low EMI, Low Solution Height.• Many more products than shown below

MAX1910

Control

Display

MAX1570

Control

Display

MAX1576

Control

400mAFlashDisplay

I2CPort

400mA FlashDisplay

4

3

4

MAX1707

RGB or Sub

Released 1H/20023x5mm uMAX1.5x/2x Modes

Ballast Resistors

Released 2H/20024x4mm TQFN1x/1.5x Modes

Industy’s 1st 1x Mode

Released 20044x4mm TQFN

1x/1.5x/2x Modes1st Backlight + 400mA Flash

Released 20064x4mm TQFN

1x/1.5x/2x ModesAdds I2C Port and RGB

2007

SPK+

SDA

SCL

VDD

PGND1

REF

AGND

LED2

LED3

LED4

LED5

LED6

C2P

C2N

Input2.7V to 5.5V

Differential audio

input

Logic controland

I2C interface

Dual lownoise LDO

Loudspeaker /Earpice

EP

GND

MAXIMMAX8821

MAIN

SUB

Individual control0.1mA to 25.6mADimming RangeLow- Dropout

currentregulators

1x/1.5xCharge pump

Control

C1P

C1N

IN1

Reference

LDO2

LDO1 LDO1

LDO2

PGND2

IN3

IN2

CLASS DAMP SPK-PGA

Input2.7V to 5.5V

Input2.7V to 5.5V

AIN-

AIN+

LED1

NEG

2.2µF

1µF 1µF

1µF

2.2µF 100 nF

1µF

2.2µF

1µF

A0

Light Management – Inductive Boost Product Migration• Good for High Integration, High Efficiency, Higher LED Count/Minimum Connections.

Released 1H/20013x3mm TQFN

13V Max – 3 Serial LEDsAnalog Brightness Control

Released 1H/20033x3mm TDFN

26V Max – 6 Serial LEDsAnalog or PWM Brightness

Control

Released 2H/20043x3mm TDFN

38V Max – 9 Serial LEDsAnalog or PWM Brightness Control

TA Derating Function

Released 1H/20033x3mm TDFN300mA Max

Precharge/Movie/Flash Modes

Released 1H/20053x3mm TQFN

1.5A MaxMovie/Flash Modes

MAXIM

MAX8830

IN

GND

PGND

LXOUT

2.2µH to 10µH

INPUT2.7V to 5.5V

FLED

LED1

LED2

LED3

LED4

MVON

FLEN

SCL

SDA

VDD

VLOGIC

I2C

COMP

MOVIE ON

FLASH ON

OUTPUT3.8V TO 5.2V UP TO 280mA

200mA FLASH

PROGRAMMABLE

Sampling2.5x2.5mm uCSP

4WLED+Flash, I2COpen/Short Led Detection