APW7000 Datasheet, ANPEC

* ±1.5% LED Current Matching
* High Efficiency Up to 90% Over Li-ion Battery Discharge
* Output Current Up to 30mA Per LED
* 2.7V to 5.5V Operating Voltag.

* Cellular Phone White LED Back Light
* Portable Device
* PDA, Handheld Computer
* DSC General Descript.

The APW7000 is a high efficiency charge pump white LED driver; the device drives up to four white LEDs with regulated constant current for uniform intensity. The supply voltage ranges from 2.7V to 5.5V and it is optimized for a Li-ion battery applica.