AP2281

Single Slew Rate Programmable Load Switch

AP2281 Rev. 4

2 of 13

FEBRUARY 2009

www.diodes.com

SOT26

OUT

GND

EN

IN

IN

(Top View)

6

4

3

2

1

GND

5

IN

IN

EN

DFN2018-6

1

2

3

6

5

4

OUT

OUT

GND

( Top View )

Pin Name

Pin Number

Description

SOT26

DFN2018-6

OUT

1

5, 6

Voltage output pin. This is the pin to the P-channel MOSFET drain

connection. Bypass to ground through a 0.1uF capacitor.

GND

2, 5

4

Ground.

EN

3

3

Enable input, active high

IN

4, 6

1, 2

Voltage input pin. This is the pin to the P-channel MOSFET source.

Bypass to ground through a 1µF capacitor.

Options

Part Number

Slew Rate (typ)

Active pull down

Enable

AP2281-1

1ms

no

Active high

AP2281-3

100us

yes

Active high

Pin Assignments

Pin Description