UC3578 Datasheet - Unitrode

UC3578 Buck Pulse Width Modulator Stepdown Voltage Regulator

The UC3578 is a PWM controller with an integrated high side floating gate driver. It is used in buck step down converters and regulates a positive output voltage. Intended to be used in a distributed power system, the IC allows operation from 14V to 72V input voltage which range includes the prevale.

UC3578 Features

* Provides Simple Single Inductor Buck PWM Step-Down Voltage Regulation

* Drives External High Side NMOS Switch

* 14V to 72V Input Voltage Operating Range

* Contains 100kHz Internal Oscillator, 2V Reference and UVLO

* Soft Start on Power Up

* Overcurre

UC3578-Unitrode.pdf