AP1580(2007) View Datasheet(PDF) - Diodes Incorporated.

Part Name

Description

Manufacturer

AP1580
(Rev.:2007)

PWM CONTROL 3A STEP-DOWN CONVERTER

Diodes Incorporated. 

AP1580

PWM CONTROL 3A STEP-DOWN CONVERTER

Typical Application Circuit

VIN

CIN

220uF

Cboost 0.1uF

REN

100K

Vboost

Output

Vcc AP1580

FB

GN

EN

D

CEN

0.1uF

L1

33uH

CC

1nF

D1

PDS 540

Note: VOUT = VFB x (1+RA/RB)

RB = 100 ~ 300 ohm

VOUT =5V

RA

680 ohm

+

-

RB

130 ohm

COUT

470uF

AP1580 Rev. 1

4 of 9

www.diodes.com

JANUARY 2007

© Diodes Incorporated

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