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LED Display Drivers



DATA SHEETS
Part Number Description Key Advantages
MAX6948EVKIT Evaluation Kit for the MAX6948B

MAX2981 Integrated Powerline Communication Analog Front-End Transceiver and Line Driver

Industry's First Automotive-/Industrial-Grade, HomePlug 1.0-Compliant AFE Plus Line Driver
MAX6948B High-Efficiency PWM LED Driver with Boost Converter and Five Constant-Current GPIO Ports

PWM-Capable Boost Maximizes Control and Efficiency for WLED Backlighting Applications
MAX8831EVKIT Evaluation Kit for the MAX8831

MAX6956EVKIT Evaluation Kit for the MAX6956

MAX8831 High Efficiency White LED Step-Up Converter with I²C Interface in 2mm x 2mm WLP

Easily Drives Five Banks of 9 LEDs with Over 90% Efficiency Using an I²C Interface in a 2mm x 2mm WLP
MAX8630XEVKIT Evaluation Kit for the MAX8630X and MAX8630W

MAX8879 Charge Pump for Backlight/Flash/RGB LEDs with Safety Timer

High-Efficiency Backlight and Flash Driver with Up to 400mA Flash Capability/Safety Timer and 3 RGB Drivers
MAX8821EVKIT Evaluation Kit for the MAX8821

MAX8678EVKIT Evaluation Kit for the MAX8678

MAX7302EVKIT Evaluation Kit for the MAX7302

MAX8822EVKIT Evaluation Kit for the MAX8822

MAX6971EVKIT Evaluation Kit for the MAX6971

MAX8821 White LED Charge Pump with Mono Class D Audio Amp and Dual LDO

Industry's First LED Charge Pump with Integrated Audio Amplifier and 2 LDOs Providing Space Savings and Highest Efficiency
MAX8822 Ultra-Efficient Negative Charge-Pump LED Driver with Dual LDOs in 3mm x 3mm Thin QFN

Independent Adaptive Voltage Supply for Four WLEDs with Two 200mA Low-Noise/High PSRR LDOs for Display Backlighting
MAX8830 LED Light Management IC in 2.5mm x 2.5mm UCSP

White LED and Flash LED management in a small 2.5mm x 2.5mm package
MAX8630W, MAX8630X 125mA 1x/1.5x Charge Pumps for 5 White LEDs in 3mm x 3mm TDFN

Delivers Thermal Derating, 1% LED Accuracy, and 85% Efficiency in a Tiny 3mm x 3mm TDFN Package and Easy Control Interfacing
MAX8678 White LED Charge Pump with 1.1W Audio Amplifier

Industry’s First LED Charge Pump with Integrated Audio Amplifier Saves 50% PCB Area While Providing Highest Efficiency
MAX8647, MAX8648 Ultra-Efficient Charge Pumps for Six White/RGB LEDs in 3mm x 3mm Thin QFN

Achieves Industry's Highest Efficiency Using the Industry's First Negative Charge Pump Driving Six White/RGB LEDs Independently
MAX7302 SMBus/I²C Interfaced 9-Port, Level-Translating GPIO and LED Driver with CLA

Low Operating Supply Voltage LED Driver
with Blinking, PWM, Transition Detection, and Level Translation
MAX16818 1.5MHz, 30A High-Efficiency LED Driver with Rapid LED Current Pulsing

First High-Efficiency, High-Power LED Driver that Enables Rapid Transient Response, Accurate LED Current Regulation, PWM and Analog Dimming
MAX7306, MAX7307 SMBus/I²C Interfaced 4-Port, Level-Translating GPIOs and LED Drivers

Low Operating Supply Voltage LED Drivers with Blinking, Transition Detection, and Level Translation in a Very Small Package Ideal for Cellular and Smartphone Applications
MAX8633EVKIT Evaluation Kit for the MAX8633

MAX8633, MAX8634, MAX8635,
...
Dual 300mA Pin-Programmable Low-Dropout Linear Regulators with Reset or Low-Noise Output in a Tiny 2mm x 2mm µDFN Package

Industry's Smallest, Dual Low-Dropout Linear Regulators Designed for Low-Noise, Space-Sensitive Applications Where Flexibility and Integration are Necessary
MAX8645X, MAX8645Y 1x/1.5x/2x White LED Charge Pumps with Two LDOs in 4mm x 4mm TQFN

MAX6964EVCMAXQUSB,
...
Evaluation Kit for the MAX6964

MAX6960, MAX6961, MAX6962,
...
4-Wire Serially Interfaced 8 x 8 Matrix Graphic LED Drivers

Easy to implement Bi-color Graphical LED Driver
MAX6979 16-Port, 5.5V Constant-Current LED Driver with LED Fault Detection and Watchdog

LED Fault Detection, and Watchdog Timer
MAX6971 16-Port, 36V Constant-Current LED Driver

MAX6970 8-Port, 36V Constant-Current LED Driver

Industry-Standard Operation, 36V-Tolerant Outputs
MAX8607 1MHz PWM Boost Converter for 1.5A White LED Camera Flash

Highest Current, White LED, Step-Up DC-DC for the Brightest Camera Flash Delivers 1.5A Regulated Current with Up to 84% Efficiency
MAX1707 Light-Management IC with Efficient 1x/1.5x/2x Charge Pump for Backlight/Flash/RGB LEDs

High-Efficiency Backlight and Flash Driver with Up to 400mA Flash Capability and 3 RGB Drivers with a Programmable RGB Ramp for Main, Sub, RGB, Keypad, or Flash Applications in a Compact, 4mm x 4mm TQFN Package
MAX8631X, MAX8631Y 1x/1.5x/2x White LED Charge Pump with Two LDOs in 4mm x 4mm Thin QFN

MAX6968 8-Port, 5.5V Constant-Current LED Driver

MAX6978 8-Port, 5.5V Constant-Current LED Driver with LED Fault Detection and Watchdog

MAX6977 8-Port, 5.5V Constant-Current LED Driver with LED Fault Detection

DS2413 1-Wire Dual Channel Addressable Switch

1-Wire, Dual-Channel, Addressable Switch Features Open-Drain, Programmable I/O Pins
MAX6966, MAX6967 10-Port Constant-Current LED Drivers and I/O Expanders with PWM Intensity Control

MAX6974, MAX6975 24-Output PWM LED Drivers for Message Boards

EZCascade™ LVDS Serial Interface Running at 35Mbps for Easy and Economical Designing and Manufacturing of Large Displays
MAX1577Y, MAX1577Z 1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

Highest Current, 1.2A, Charge Pumps Enable Brightest WLED Flashes in Camera Phones, Even with Low-Battery Input Voltage
MAX1578, MAX1579 Complete Bias and White LED Power Supplies for Small TFT Displays

First Complete LCD Bias and WLED Backlight Supplies for Small TFT Displays
MAX6964 17-Output LED Driver/GPO with Intensity Control and Hot-Insertion Protection

Space-Saving, 17-Output LED Driver with Active-Low RST, 240-Step PWM Brightness Control, and 2-Phase Blink
MAX6965 9-Output LED Driver with Intensity Control and Hot-Insertion Protection

9-Output LED Driver with Intensity Control and Hot-Insertion Protection has 240-Step Brightness Control and 2-Phase Blink
MAX6972, MAX6973 16-Output PWM LED Drivers for Message Boards

EZCascade™ LVDS Serial Interface Running at 35Mbps for Easy and Economical Designing and Manufacturing of Large Displays
MAX6958, MAX6959 2-Wire Interfaced, 3V to 5.5V, 4-Digit, 9-Segment LED Display Drivers with Keyscan

MAX6955 2-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan

2-Wire Interfaced, 2.7V to 5.5V LED Display Drivers with GPIO and Key Scan
MAX6956 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander

MAX6954 4-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan

MAX6952 4-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 x 7 Matrix LED Display Driver

MAX6946, MAX6947 10-Port, Constant-Current LED Driver and I/O Expander with PWM Intensity Control

Space-Saving, Constant-Current LED Driver with Reset
MAX6957 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander

MAX6953 2-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 x 7 Matrix LED Display Driver

MAX6950, MAX6951 Serially Interfaced, +2.7V to +5.5V, 5- and 8-Digit LED Display Drivers




Key Specifications:

Display Drivers
Part Number LCD or LED Digits or Char. Output Format Display Type Interface Fonts Segment Blinking VSUPPLY
(V)
VSUPPLY
(V)
min max
MAX6966 NEW! LED 10-Segment Any digit type Common Anode Serial SPI 26Mbit - No 2.25 3.6
MAX6979  16-Segment Any digit type Common Anode Serial 4-Wire 25Mbit - No 3 5.5
MAX6971  16-Segment Any digit type Common Anode Serial 4-Wire 25Mbit - No 3 5.5
MAX6960  - 8X8 Graphic - Serial 4-Wire 20Mbit - - 2.7 3.6
MAX6961  - 8X8 Graphic - Serial 4-Wire 20Mbit - - 2.7 3.6
MAX6962  - 8X8 Graphic - Serial 4-Wire 20Mbit - - 2.7 3.6
MAX6963  - 8X8 Graphic - Serial 4-Wire 20Mbit - - 2.7 3.6
MAX6968  8-Segment Any digit type Common Anode Serial 4-Wire 25Mbit - No 3 5.5
MAX6977  8-Segment Any digit type Common Anode Serial 4-Wire 25Mbit - No 3 5.5
MAX6978  8-Segment Any digit type Common Anode Serial 4-Wire 25Mbit - No 3 5.5
MAX6967  10-Segment Any digit type Common Anode Serial SPI 26Mbit - No 2.25 3.6
MAX6964  17-Segment Any digit type Common Anode Serial 2-Wire 400kbit - Yes 2 3.6
MAX6965  9-Segment Any digit type Common Anode Serial 2-Wire 400kbit - Yes 2 3.6
MAX6958  4½-Digit 7 segment + 2 annunciators Common Cathode Serial 2-Wire 400kbit Hexadecimal - 3 5.5
MAX6959  4½-Digit 7 segment + 2 annunciators Common Cathode Serial 2-Wire 400kbit Hexadecimal - 3 5.5
MAX6955 
8-Digit 16-Segment
8-Digit 14-Segment
16-Digit 7-Segment
7 segments
14 segments
16 segments
Common Cathode Serial 2-Wire 400kbit
104 char ASCII
Hexadecimal
Yes 2.7 5.5
MAX6956  28-Segment Any digit type Common Anode Serial 2-Wire 400kbit - - 2.5 5.5
MAX6954  - - Common Cathode Serial SPI 26Mbit
104 char ASCII
Hexadecimal
Yes 2.7 5.5
MAX6952  4-Digit 5x7 matrix Cathode Row Serial SPI 26Mbit 104 char ASCII Yes 2.7 5.5
MAX6957  28-Segment Any digit type Common Anode Serial SPI 26Mbit - - 2.5 5.5
MAX6953  4-Digit 5x7 matrix Cathode Row Serial 2-Wire 400kbit 104 char ASCII Yes 2.7 5.5
MAX6950  5-Digit 7 segment + DP Common Cathode Serial SPI 26Mbit Hexadecimal Yes 2.7 5.5
MAX6951  8-Digit 7 segment + DP Common Cathode Serial SPI 26Mbit Hexadecimal Yes 2.7 5.5
See All Display Drivers (52)

I/O Port Expanders
Part Number Interface I/O Inputs Outputs Reset Input Interr.Out Over Voltage Protect. Drive Current
(mA)
VSUPPLY
(V)
VSUPPLY
(V)
Oper. Temp.
(°C)
min max
MAX6947 NEW! Serial - I2C Compatible 10 - - - - 7V 20 2.25 3.6 -
MAX6966 NEW! Serial SPI 26Mbit 10 - - - - 7V 20 2.25 3.6 -40 to +125
MAX7306 
Serial - I2C Compatible
Serial 2-Wire 400kbit
4 4 4 Yes Yes 5.5V 25 1.62 3.6 -
MAX7307 
Serial - I2C Compatible
Serial 2-Wire 400kbit
4 4 4 Yes Yes 5.5V 25 1.62 3.6 -
MAX7302  Serial - I2C Compatible 8 8 8 Yes Yes 5.5V 25 1.71 5.5 -
MAX6946  Serial - I2C Compatible - - - Yes - 7V 20 2.25 3.6 -
See All I/O Port Expanders (35)

High Brightness LED Drivers
Part Number Topology Device VIN
(V)
Device VIN
(V)
LED Channels ILED per Channel
(A)
LED String Volt.
(V)
Internal Pwr. MOSFETs Freq.
(kHz)
PWM Dimming Freq.
(kHz)
PWM Dimming Ratio EV Kit
max min max max max max max
MAX16818 
Boost/SEPIC
Buck
Buck-Boost
28 7
1
1
30 100 No 1500 30 1000 Yes
See All High Brightness LED Drivers (25)

Linear Regulators
Part Number Regulators VIN
(V)
VIN
(V)
Preset VOUT
(V)
VDROPOUT @Rated ILOAD
(V)
Rated ILOAD
(mA)
ICC
(µA)
Output Voltage Noise
(µV RMS)
Ref. Bypass Low Batt./ Pwr. Fail Out POK/Reset Thresh.
(V)
Watchdog Reverse Batt. Protect. Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
min max typ max typ nom max w/pins
MAX8633  2 2.7 5.5
1.5
1.6
1.8
1.85
2.6
2.8
2.9
3
0.25 300 75 450 No No Vout-13% No No -40 to +85
µDFN/8
TDFN-EP/8
9.6
MAX8634 
2.6
2.85
3
45 Yes -
µDFN/8
TDFN-EP/8
9.6
MAX8635 
1.5
1.8
2.5
2.6
2.8
2.85
2.9
3
450 No -
µDFN/8
TDFN-EP/8
9.6
MAX8636 
1.5
1.8
2.5
2.6
2.8
2.85
2.9
3
45 Yes -
µDFN/8
TDFN-EP/8
4.2
See All Linear Regulators (146)

Memory (EPROM, EEPROM, ROM, NV SRAM)
Part Number Memory Type Bus Type Real Time Clock DIP w/Int. Batt. Pwr. Cap Pckg. Battery Monitor GPIO VSUPPLY
(V)
VSUPPLY
(V)
min max
DS2413  ROM 1-Wire No No No No Yes 2.8 5.25
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (58)

Powerline Networking Devices
Part Number Features Interface Compatibility RoHS Available Industry Qualified Package/Pins Smallest Available Pckg.
(mm2)
Oper. Temp.
(°C)
max w/pins
MAX2981 
3.0V to 3.6V I/O
4.49MHz to 20.7MHz Frequency Band
10Ω Minimum Line Impedance Capability
10-Bit ADC and DAC with 50MHz Sampling
56dB Adaptive Gain Control
Seamless Interface to Digital PHY ICs HomePlug® 1.0 Yes
Automotive - AECQ100
Automotive - General
TQFP/64
148.8 -40 to +105
See All Powerline Networking Devices (5)

White LED Drivers
Part Number Topology LEDs Config. Dimming Control VDROPOUT
(mV)
VCURR_SENSE
(mV)
POUT
(W)
ILED
(mA)
VIN
(V)
VIN
(V)
ICC
(mA)
VOUT
(V)
Oper. Freq.
(kHz)
Package/Pins
max num. of typ max min max max max
MAX8831  Inductor Based 45 Series-Parallel
Digital
I2C Serial
150 150 5 25 2.7 5.5 1.5 28 2000
WLP/16
MAX8879  Charge Pump 11 Parallel
Digital
I2C Serial
40 100 2.5 100 6.5 5 1000
TQFN/24
MAX8822  Charge Pump 4 Parallel Digital 60 - 0.4 24 1.4 5.5 1000
TQFN/16
MAX8821  Charge Pump 6 Parallel
Digital
I2C Serial
72 - 0.6 25 0.12 5.5 1000
TQFN/28
MAX8647  Charge Pump 6 Parallel I2C Serial - - 0.6 24 0.1 5 1000
TQFN/16
MAX8648  Charge Pump 6 Parallel Serial Pulse - - 0.6 24 0.2 5 1000
TQFN/16
MAX8678  Charge Pump 4 Parallel Serial Pulse - - 0.4 244 0.2 5 1000
TQFN/16
MAX8830  Inductor Based 5 Parallel I2C Serial 75 30 1.5 200 7.5 5.2 1000
WLP/16
MAX8607 
Inductor Based
Linear Current Regulator
1 Parallel Digital - - 6 1500 4 5.5 1000
TDFN-EP/14
MAX8645  Charge Pump 8 Parallel
Analog
Digital
PWM
Serial Pulse
40 - 2.8 200 5.5 5.5 1000
TQFN/28
MAX1707  Charge Pump 11 Parallel
Digital
I2C Serial
40 100 2.5 100 6.5 5 1000
TQFN/24
MAX8630  Charge Pump 5 Parallel
PWM
Serial Pulse
- - 0.5 25 1.4 5.5 1000
TDFN-EP/14
MAX8631  Charge Pump 8 Parallel
Digital
PWM
Serial Pulse
- - 2.25 100 6 5 1000
TQFN/28
MAX1577  Charge Pump 40 Parallel Digital - - 5 1200 5 5.1 1000
TDFN-EP/8
MAX1578  Inductor Based 8 Series
Analog
PWM
- 300 0.9 25 5 32 1000
TQFN/24
MAX1579  Inductor Based 8 Series
Analog
PWM
- 300 0.9 25 5 32 1000
TQFN/24
See All White LED Drivers (47)





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