SS6578 Datasheet - Silicon

SS6578, HIGH EFFICIENCY STEP DOWN DC/DC CONTROLLER

www.DataSheet4U.com SS6578 High-Efficiency, Step-Down DC/DC Controller

Features

* 4V to 18V input voltage operation. High-efficiency (up to 95%). Low quiescent current at 90µA. Pulse-skipping and pulse-frequency modulation. Inputs-uncommitted current-sense comparator. Duty-cycle adjustable. 90KHz to 280KHz oscillator frequency. Power-saving shutdown mode (8µA typical). Push-pull

Applications

* Notebook 5V/3.3V Main Power
* Step-Down DC/DC Controller Modules.
* Constant-Current Source for Battery Chargers. VIN=9V, VOUT=5V condition. A current-sense comparator with both inverting and non-inverting inputs uncommitted is included to provide the crucial function of e

SS6578_Silicon.pdf