LM3631 Datasheet (Texas Instruments) - Complete LCD Backlight and Bias Power

LM3631, Complete LCD Backlight and Bias Power

The LM3631 is a complete LCD backlight and bias power solution for mobile devices.

This one-chip solution has an integrated high-efficiency backlight LED driver and positive/negative bias supplies for LCD drivers addressing the power requirements of high-definition LCDs.

Integrated solution allows s

LM3631 Features

* 1 Drives up to Two Strings with Maximum of Eight LEDs in Series

* Integrated Backlight Boost with 29-V Maximum Output Voltage

* Two Low-Side Constant-Current LED Drivers with 25-mA Maximum Output Current

* Backlight Efficiency Up to 90%

* 11-Bit Linear or Exp