This product is a 9channel, 12bit pwm i2c rgb led drivers with ultralow quiescent current. In smart homes and other applications that use humanmachineinteraction, highperformance rgb led drivers are required. Lp5009 9channel i2c constantcurrent rgb led driver. Matrices like these are multiplexed so to control all the sevensegment leds you need 14 pins. The njw4605 is a high efficiency multiple strings white led driver for backlight. Thats a lot of pins, and there are driver chips like the max7219 that can control. Simply tell the chip which led on the grid you want lit, and what brightness and its all taken care of for you. Cat3626 6channel led driver with i2c interface description the cat3626 is a high efficiency 1x1. I2c controlled white led driver ic for backlight general description package outline the njw4605 is a high efficiency multiple strings white led driver for backlight. Lm27964 white led driver system with i2c compatible.
The lm27964 can drive up to 6 leds in parallel along with multiple keypad leds, with a total output current up to 180ma. A fun way to make a small display is to use a 4digit 7segment display. To ensure uniform brightness in lcd backlight applications, each led channel delivers an accurate regulated current. Lp3943 16 channel rgbwhite led driver with independent.
The synchronous boost topology with output current control guarantees the proper led current over all possible conditions of battery level and led forward voltage. Jan 18, 2011 these are pretty cool because each module can drive 16 leds or 5 rgb leds with brightness control and you can drive up to 14 modules with just the two i2c pins. Backlight voltage drivers wled display backlighting power. This device is composed with 3channel constant current drivers,stepup switching regulator that can drive up to 24pcs led. I2c controlled white led driver ic for backlight general description package outline the njw4605 is a high efficiency multiple strings white led driver for. Fully compatible with arduino, 51 series, msp430 series, stm32 2, csr ic, etc. The part contains a charge pump white led driver and dual low dropout linear regulators. This super small oled driver for arduino is based on tinyozoled by oscar liang. From rgb backlight to multiple string white led driver applications, the backlight led driver products family has various solutions to suit different customers needs. Lp50xx 9, 12channel, 12bit pwm ultralow quiescent current i2c rgb led drivers datasheet rev.
The lp55281 device is a quadruple rgb led driver for handheld devices. I2c led driver uses the national semiconductor lm3409hv chip, which allows for up to 5a led current using the appropriate external power mosfet and components. This display is made of 128x32 individual white oled pixels, each. New products adafruit charlieplex led matrix bonnets 8. A fun way to make a small display is to use an 8x8 matrix or a 4digit 7segment display. Lp55281 12channel rgbwhiteled driver with spii2c interface. The whole family of linear constant current sources offers footprint compatibility ranging from 1 to 3 output channels with typ. Whats wrong with my i2c modulebridge to lcd screen. I2c programmable white led driver with dual ldo, an integrated solution for backlighting and phone camera input supply, i2c programmable, 32 steps. Led drivers and backlighting automotive, led, oled. This oled is mainland screen, cheap one than taiwan screen, if you want better quality one, pls try.
Infineons basic led drivers are optimized for the control of low to medium power leds in automotive applications. It can drive 4 rgb led sets and a single funlight led. Libraries are then installed and some example programs run which show how to use the display in. Oct 17, 2017 how to connect and program the geekcreit 0.
Backlight voltage drivers wled display backlighting. White led driver with i2c compatible interface general description the lm27966 is a highly integrated chargepumpbased display led driver. C interface features boost dcdc converter with synchronous rectification drives 2 power white leds in series with a current up to 400 ma input voltage range 2. Njw4605 njw4605v i2c controlled white led driver ic for. Led flash driver for high resolution camera phones, which improves picture and video quality in low. Sign up to our free arduino tips and tricks newsletter, and receive them in once a week. The tps6105x device is based on a highfrequency synchronousboost topology with constant current sink to drive single white leds. The device can drive up to 6 leds in parallel with a total output current of 180ma. This i2c led driver chip has the ability to pwm each individual led in a 16x9 grid so you can have beautiful led lighting effects, without a lot of pin twiddling. Pca9552 16bit i2cbus led driver with programmable blink rates. Ncp5623 triple output i2c controlled rgb led driver. We carry these bonnets in a few vivid colors this is the warm white led matrix. The led driver can be programmed in a multitude of configurations to address broad lighting requirements for different platforms. The adp1655 is a very compact, highly efficient, dual white.
Adafruit mini 8x8 led matrix wi2c backpack ultra bright white. What is particularly nice about this wing is the i2c led driver chip has the ability to pwm each individual led in a 16. The rgb driver can drive individual color leds or rgb leds powered from boost output or external supply. Regulated internal current sources deliver excellent current and brightness matching in all leds. Ninechannel i2c rgb led driver with engine control and. Led display driver with io expander and key scan evaluation kit available general description the max6955 is a compact display driver that interfaces microprocessors to a mix of 7segment, 14segment, and 16segment led displays through an i2c compatible 2wire serial interface. The pca9633 is an i2cbus controlled 4bit led driver optimized for redgreenblueamber rgba color mixing applications. White 128x64 oled lcd led display module for arduino 0. Dual led flash driver with i2ccompatible interface adp1655 rev. The boost dcdc converter drives high current loads with high efficiency. I2c led driver is a high power led driver with i2c control and 12bit resolution features. Ncp5623b triple output i2c controlled rgb led driver.
This device is composed with 3channel constant current drivers, stepup switching regulator that can drive up to 24pcs led. The stcf05 is a high efficiency power supply solution to drive multiple flash leds in camera phones, pdas and other handheld devices. Apr 22, 2020 the is31fl3731 will let you get back to that classic led matrix look, with a nice upgrade. Lm27966 white led driver with i2c compatible interface. Stcf05 high power white led driver with i2c interface, stcf05tbr, stmicroelectronics. Atmel led driversmsl106164 stand alone capabilities and i2c controlled. Each led output has its own 8bit resolution 256 steps.
The mp33 uses peakcurrent mode and a 3channel current sink to regulate the led current with up to 25ma on each channel 100ma at flash mode with 2. Each constant current driver is able to supply maximum current of 80ma per channel. They are configured as either inductorless charge pump or switching regulatorbased led drivers that support driving white leds in series, parallel or combination. Mps backlight drivers can support wide input voltage and dimming ratio. Ncp5623 triple output i2c controlled rgb led driver the ncp5623 mixed analog circuit is a triple output led driver dedicated to the rgb illumination or backlight lcd display. This device is composed with 3channel constant current drivers,stepup.
I2c programmable white led driver with dual ldo richtek. The lp5569 device is a programmable, easytouse 9channel i2c led driver designed to produce lighting effects for various applications. Rt9367c i2c programmable white led driver with dual ldo. Find the right led drivers and led driver ics from maxim integrated portfolio of led driver products covering the full range of efficient switchmode topologies stepdown, stepup, sepic as well as some linear led drivers. Overview is31fl3731 16x9 charlieplexed pwm led driver. Each led can be configured through i 2 c as five independent channels group a has two leds by default or any additional leds can join group a to increase the backlighting needs as the display size increases. Litix automotive led driver ic infineon technologies. This i2c led driver chip has the ability to pwm each individual led in a 16x9. I had some problems with getting this to work, because the outputs are disabled by default when its powered on. Lp3943 16channel rgb, white led driver with independent smbus i2c string control datasheet rev.1369 1274 167 700 9 528 898 235 894 1472 1309 644 228 857 1555 827 549 1285 1015 576 350 977 148 707 774 1041 832 1202 822 38 1034