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AP1534

PWM CONTROL 2A STEP-DOWN CONVERTER

Diodes Incorporated. 

Pin Assignments

AP1534

PWM CONTROL 2A STEP-DOWN CONVERTER

( Top View )

FB 1

EN 2

OCSET 3

VCC 4

AP1534

8 Vss

7 Vss

6 Output

5 Output

SOP-8L

Pin Descriptions

Pin Name

FB

EN

OCSET

VCC

Output

VSS

Pin No.

1

2

3

4

5, 6

7, 8

Description

Feedback pin

Power-off pin

H: Normal operation

(Step-down operation)

L: Step-down operation stopped

(All circuits deactivated)

Add an external resistor to set max output current

IC power supply pin

Switch Pin. Connect external inductor/diode here. Minimize trace area at this

pin to reduce EMI

GND Pin

AP1534 Rev. 5

2 of 10

www.diodes.com

FEBRUARY 2009

© Diodes Incorporated

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