AP2501A/AP2511A

Document number: DS37745 Rev. 4 - 2

2 of 19

www.diodes.com

November 2015

© Diodes Incorporated

AP2501A/AP2511A

Typical Applications Circuit

0.1uF

IN

GND

EN

OUT

ON

120uF

Power Supply

2.7V to 5.5V

0.1uF

OFF

FLG

Load

10k

Enable Active High (AP2511A)

Available Options

Part Number

Channel

Enable Pin

(EN)

Recommended Maximum

Continuous Load Current (A)

Typical Current Limit

(A)

Package

AP2501A

1

Active Low

2.5A

3.7A

SO-8

MSOP-8

MSOP-8EP

U-DFN3030-8

U-DFN2020-6

AP2511A

1

Active High

Pin Descriptions

Pin Name

Pin Number

Function

MSOP-8EP,

U-DFN3030-8

SO-8,

MSOP-8

U-DFN2020-6

GND

1

1

2

Ground

IN

2, 3

2, 3

1

Voltage Input Pin. Connect a 0.1µF or larger ceramic capacitor from IN to

GND as close as possible. (all IN pins must be tied together externally)

EN

4

4

3

Enable Input. Active low (AP2501A) or active high (AP2511A).

FLG

5

5

4

Over-temperature and over-current fault reporting with 7ms deglitch; active

low open-drain output. FLG is disabled for 7ms after turn-on.

OUT

6, 7

6, 7

5

Voltage Output Pin (all OUT pins must be tied together externally)

NC

8

8

6

No internal connection; recommend tie to OUT pins.

Exposed Pad

Exposed Pad

Not applicable

Exposed Pad

Exposed pad. It should be externally connected to GND and thermal mass for

enhanced thermal impedance. It should not be used as electrical ground

conduction path.