Datasheet Summary
7 Channel DC/DC Converters
General Description
The RT9919 is a plete power supply solution for digital still cameras and other hand held devices. The RT9919 is a multi-channel DC/DC converter including two step-up DC/DC converters, two step-down DC/DC converters, one selectable step-up/step-down DC/DC converter, one inverting DC/DC converter and one WLED driver. The RT9919 is designed to fulfill the applications for DSC just as follows : l
Features l l l l l l
CH1 is a synchronous step-up output for motor or DSC system I/O power CH2 is a selectable synchronous step-up/step-down output for motor or DSC system I/O power CH3 and CH4 are synchronous step-down outputs for DSP core...