AP22850

Document number: DS36540 Rev. 2 - 2

2 of 14

www.diodes.com

March 2015

© Diodes Incorporated

AP22850

0

Typical Applications Circuit

VIN

SS

EN

GND

VOUT

DIS

PG

ON

OFF

VBIAS

AP22850

Pin Descriptions

Pin Name

Pin Number

Function

SS

1

Soft-Start Adjust

An external capacitor connected between this pin and VOUT sets the ramp-up time of VOUT

EN

2

Enable Input

Active high

VIN

3, 4

Input Voltage

Connects to the Source of the P-channel MOSFET

GND

5

Ground

VBIAS

6

Supply Voltage

Recommended range: 2.5V

≤ VBIAS ≤ 5.5V

PG

7

Power Good

Open-drain output to indicate when the P-channel pass switch is fully enhanced

DIS

8

Output Discharge

An external resistor between DIS and VOUT sets the discharge rate of VOUT

VOUT

PAD

Output Voltage

PAD connects to the Drain of the P-channel MOSFET