R1280D002A datasheet(2/18 Pages) RICOH

Part #	R1280D002A

Description	2CH PWM DC/DC CONTROLLER

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Manufacturer	RICOH [RICOH electronics devices division]

Direct Link	http://www.ricoh.com

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2 / 18 page

R1282D002A

2

BLOCK DIAGRAM

VFB1

VFB2

Vrefout

DTC2

GND

VIN

AMPOUT1

OSC

Vref1

Delay Circuit

Latch

Vref2

CH2

DTC1

UVLO

EXT1

EXT2

CH1

SELECTION GUIDE

The selection can be made with designating the part number as shown below;

R1282D002A-TR ←Part Number

↑

a

Code

Contents

a

Designation of Taping Type :

(Refer to Taping Specifications.)

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