AP7167

1.2A LOW DROPOUT REGULATOR WITH POK

AP7167 Rev. 2

2 of 11

JANUARY 2008

www.diodes.com

Pin Assignment

( Top View )

FB

EN

IN

GND

OUT

POK

1

2

5

NC

IN

3

4

6

8

7

10

9

NC

OUT

DFN3030-10

Pin Descriptions

Name

Pin No.

Description

IN

1, 2

Voltage input pins, to be tied together externally. Bypass to ground

through at least 1 µF capacitor.

POK

3

Power-OK output, active-high open-drain

EN

5

Enable input, active high

GND

6

Ground

FB

8

Output feedback

OUT

9, 10

Voltage output pins, to be tied together externally. Bypass to

ground through at least 4.7 µF ceramic capacitor

NC

4, 7

No connection

Functional Block Diagram

IN

EN

GND

FB

OUT

Gate

Driver

0.8V

0.744V

POK

Current Limit

and Thermal

Shutdown