DatasheetsPDF.com

RT9903B

Richtek Technology Corporation
Part Number RT9903B
Manufacturer Richtek Technology Corporation
Description 4 Channel DC/DC Converters IC
Published Jul 30, 2008
Detailed Description Preliminary RT9903B 4 Channel DC/DC Converters IC with High-Efficiency Step-Up General Description The RT9903B is a co...
Datasheet PDF File RT9903B PDF File

RT9903B
RT9903B

Overview
Preliminary RT9903B 4 Channel DC/DC Converters IC with High-Efficiency Step-Up General Description The RT9903B is a complete power-supply solution for digital still cameras and other hand-held devices.
It integrates a high-efficiency fours step-up DC-DC converters and a charge pump.
www.
DataSheet4U.
com Features z Two step-up DC-DC Converters (CH1, CH2) `HV Internal Switches `50mA Load Current One Step-up DC-DC Converter (CH3) `0.
2V Reference Voltage `HV Internal Switches `LED Brightness Dimming Control `Over Voltage Protection One Step-up DC-DC Converter (CH4) `External Switches `External Current Limit Setting Up to 1.
4MHz Switching Frequency 1μA Supply Current in Shutdown Mode External Compensation Network for All Converters Programmable Soft Start Function (CH1, CH2, CH3, CH4) Independent Enable Pin to Shutdown Each Channel 24-Lead VQFN Package RoHS Compliant and 100% Lead (Pb)-Free z The two Step-up DC-DC converters (CH1,CH2) accept inputs from 1.
5V to 5.
5V and regulate a resi...


Similar Datasheet


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site. (Privacy Policy & Contact)