RT9901 - 4 Channel DC/DC Converters IC

Product Overview

Richtek Technology Corporation

Part number	RT9901
Manufacturer	Richtek Technology Corporation
File Size	527.43 KB
Description	4 Channel DC/DC Converters IC
Datasheet	RT9901 Datasheet
Additional preview pages of the RT9901 datasheet.

The RT9901 is a complete power-supply solution for digital still cameras and other hand-held devices.

It integrates a high-efficiency main step-up DC-DC converter, two highefficiency step-down converters, a charge pump, and voltage detector.

z z z z z z z z z z z z z z 1.5V to 5.5V Battery Input Voltage Range Main step-up DC-DC Converter `1.5V to 5.5V Adjustable Output Voltage `Up to 90% Efficiency `2.6A, 0.3Ω Internal Power Switch Two Step-Down DC-DC Converters `0.8V to 5.5V Adjustable Output Voltage `94% Efficiency `100% Duty Cycle Step-up Charge Pump for Micro-Controller Build-in 0.8V Voltage Detector Up to 1.4MHz Switching Frequency 1μA Supply Current in Shutdown Mode Programmable Soft Start Function Independent Enable Pin (C.

Other Datasheets by Richtek Technology Corporation

Published: Jul 30, 2008 |