AP1122DG-13 Ver la hoja de datos (PDF) - Diodes Incorporated.

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AP1122DG-13

1A LOW DROPOUT POSITIVE REGULATOR

Diodes Incorporated. 

Typical Application Circuit

AP1122

1A LOW DROPOUT POSITIVE REGULATOR

2.5V

VIN

VOUT

GND

Tab is VOUT

C1

100uF

1.2V/1A

C2

100uF

Pin Descriptions

Pin Name

GND

VOUT

VIN

I/O Pin #

I

1 Ground Pin

Description

O

2

The output of the regulator. A minimum of 10uF capacitor (0.15Ω ≤ ESR ≤ 20Ω)

must be connected from this pin to ground to insure stability.

The input pin of regulator. Typically a large storage capacitor is connected from

I

3 this pin to ground to insure that the input voltage does not sag below the

minimum dropout voltage during the load transient response.

Functional Block Diagram

VIN

3

Thermal

Shutdown

2

VOUT

+

+

+

1.2V

CURRENT

LIMIT

+

1 GND

AP1122

Document number: DS31012 Rev. 9 - 2

2 of 11

www.diodes.com

May 2010

© Diodes Incorporated

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