LP55281 - Texas Instruments

LP55281 12-Channel RGB/White-LED Drive

The LP55281 device is a quadruple RGB LED driver for handheld devices. It can drive 4 RGB LED sets and a single fun-light LED. The boost DC-DC converter drives high current loads with high efficiency. The RGB driver can drive individual color LEDs or RGB LEDs powered from boost output or external supply. Built-in audio synchronization feature allows user to .

Features

•1 Audio Synchronization for a Single Fun-Light LED
• Four PWM Controlled RGB LED Drivers
• High-Efficiency Boost DC-DC Converter
• SPI or I2C-Compatible Interface
• Two Addresses in I2C-Compatible Interface
• LED Connectivity Test Through the Serial Interface 2 Applications
• Cellular Phones
• PDAs, MP3 Players 3 Description The LP55281 device is a quadruple RGB LED driver for handheld devices. It can drive 4 RGB LED sets and a single fun-light LED. The boost DC-DC converter drives high current loads with high efficiency. The RGB driver can drive individual color LEDs or RGB LEDs powered fro.