ams AS3689 Lighting Management Unit. Flexible lighting management, charge-pump, DC-DC step-up, current sink, ADC, LDO AS3689

The AS3689 is a highly-integrated CMOS Power and Lighting Management Unit to supply power to LCD and camera modules in mobile telephones, and other 1-cell Li+ or 3-cell NiMH powered devices. The device incorporates one low-power, lowdropout regulator (LDO), one Step Up DC/DC Converter for white backlight LEDs, one high-power Charge Pump for camera flash LEDs, support for up to 11 current sinks, a two wire serial interface, and control logic all onto a single device.