AP2008 View Datasheet(PDF) - Diodes Incorporated.

Part Name

Description

Manufacturer

AP2008

PWM BUCK CONTROLLER

Diodes Incorporated. 

Pin Assignments

.( Top View )

OUT 1

8 GND

VCC 2

COMP 3

AP2008 7 CT

6 SS

FB 4

5 SCP

SOP

AP2008

PWM BUCK CONTROLLER

Pin Descriptions

Name

OUT

VCC

COMP

FB

SCP

SS

CT

GND

Description

PWM Output

Supply Voltage

Feedback Loop Compensation

Voltage Feedback

Short Circuit Protection

Soft-Start.

Timing Capacitor

Ground

Block Diagram

VCC

0.77V

Bandgap

Reference

2.5V

Internal use

SS CT

10K-300KHz / CT value

UVLO

Oscillator

Iss

FB

COMP

Error Amplifier

-

1.5V +

PWM Amplifier

+

+

-

0.7V -

+

VCC

OUT

SCP

GND

AP2008 Rev. 2

2 of 8

www.diodes.com

DECEMBER 2006

© Diodes Incorporated

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