RS2051S datasheet(2/13 Pages) ORISTER

Part #	RS2051S

Description	Novel Low Cost Green-Mode PWM Controller with Soft Start & Mode

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Manufacturer	ORISTER [Orister Corporation]

Direct Link	http://www.orister.com

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2 / 13 page

Page No. : 2/13

DS-RS2051-02

September, 2007

www.Orister.com

Name

Description

GND

GND Pin

FB

Voltage feedback pin. Output current of this pin could controls the PWM duty

cycle、OLP and SCP.

RI

This pin is to program the switching frequency. By connecting a resistor to ground

to set the switching frequency

SEN

Current sense pin, connect to sense the MOSFET current

VDD

Supply voltage pin

GATE

Totem output to drive the external Power MOSFET.

Typical Application Circuit

Block Diagram

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