LP3933 Datasheet (Texas Instruments)

LP3933, Lighting Management

The LP3933 is a complete lighting management system designed for portable wireless applications.

It contains a boost DC/DC converter, 4 white-LED drivers to drive the main LCD panel backlight, 2 white-LED drivers for the sub-LCD panel and two sets of RGB/FLASH LED drivers.

Both backlight drivers hav

LP3933 Features

* 1

* 2 High Efficiency Programmable 300 mA Magnetic Boost DC-DC converter

* 2 separately controlled PWM RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking patterns

* FLASH function with up to 6 outputs, each up to 120 mA

* 4 constant cu