AP7176B

Document number: DS35818 Rev.3 - 2

2 of 14

www.diodes.com

April 2014

© Diodes Incorporated

AP7176B

Typical Applications Circuit

Figure 1 Typical Application Circuit

Pin Descriptions

Pin

Name

Pin Number

Function

SO-8EP

MSOP-8EP

U-DFN3030-10

PG

1

1

5

This pin is pulled low when the voltage is outside the limits, during thermal shutdown and

EN

2

2

6

Enable Pin. Driving this pin low will disable the part. When left floating an internal current

source will pull this pin high and enable it.

VIN

3

3

7,8,9

Power Input Pin for current supply. Connect a decoupling capacitor (≥10µF) as close as

possible to the pin for noise filtering

VCNTL

4

4

10

BIAS supply for the controller, recommended 5V. Connect a decoupling capacitor (≥1µF)

as close as possible to the pin for noise filtering.

NC

5

5

No Connection

6

6

1,2,3

Power output pin

FB

7

7

4

GND

8

8

11

Ground

PAD

EP

EP

EP

Exposed pad connected to GND for good thermal conductivity

Functional Block Diagram