LM3631 Overview
Key Specifications
Description
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.
Key Features
- Backlight Efficiency Up to 90%
- 11-Bit Linear or Exponential Dimming with up to 17-Bit Output Resolution
- External PWM Input for CABC Backlight Operation
- LCD Bias Efficiency > 85%
- Programmable Positive LCD bias, 4-V to 6-V, 100-mA Maximum Output Current
