RT9911 Datasheet - Richtek Technology Corporation

RT9911 6 Channel DC/DC Converters

The RT9911 is a complete power-supply solution for digital still cameras and other hand-held devices. It integrates one selectable Boost/Buck DC-DC converter, one highefficiency step-down DC-DC converter, one high-efficiency main step-up converter, one PWM converter for CCD positive voltage, one inv.

RT9911 Features

* z z 1.6V to 5.5V Battery Input Voltage Range Synchronous Boost/Buck Selectable DC-DC Converter `Internal Switches `Up to 95% efficiency Syn-Buck DC-DC Converters `0.8V to 5.5V Adjustable Output Voltage `Up to 95% efficiency `100%(MAX) Duty Cycle `Internal Switches Main Boost DC-DC Converter `Adjust

RT9911_RichtekTechnologyCorporation.pdf