FSFM260N View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

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FSFM260N

Green-Mode Fairchild Power Switch (FPS™)

Fairchild Semiconductor 

Application Diagram

VO

AC

IN

ILIM

PWM

VSTR

Drain

GND

FB

VCC

FSFM260 Rev. 00

Figure 1. Typical Flyback Application

Internal Block Diagram

Vstr

VCC Drain

5

2 678

FB

3

ILIM

4

VCC

VBURL/VBURH

VCC

Idelay

IFB

2.5R

Normal

PWM

R

Burst Soft-

Start

OSC

Vref

VCC good

VCC

8V/12V

LEB

250ns

SQ

RQ

Gate

driver

VSD

VCC

VOVP

TSD

LPF

VCC good

SQ

RQ

Figure 2. Internal Block Diagram

1

VOCP

GND

FSFM260 Rev.00

© 2009 Fairchild Semiconductor Corporation

FSFM260N / FSFM261N / FSFM300N • Rev. 1.0.1

3

www.fairchildsemi.com

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