FSDM0565RE View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

MFG CO.

FSDM0565RE

Green-Mode Fairchild Power Switch (FPS™) for Quasi-Resonant Operation

Fairchild Semiconductor 

1 2 3 4 5 6 7 8 9 10 Next

Block Diagrams

Sync

5

AVS

FB

4

0.35/0.55

VCC

Vref

VBurst

Idelay

IFB

3R

tON < tOSP

after SS

R

Soft-

Start

PWM

Vstr

VCC

Drain

6

3

1

OSC

Vref

VCC good

8V/12V

LEB

250ns

SQ

RQ

Gate

driver

VOSP

VSD

VCC

VOVP

LPF

TSD

LPF

VCC good

SQ

RQ

AOCP

Figure 2. Internal Block Diagram of FSQ0565RS

VOCP

(1.1V)

2

GND

FSQ0565RS Rev.00

Sync

5

AVS

FB

4

0.35/0.55

VCC

Vref

VBurst

Idelay

IFB

3R

tON < tOSP

after SS

R

Soft-

Start

PWM

Vstr

VCC

Drain

6

3

1

OSC

Vref

VCC good

8V/12V

LEB

250ns

SQ

RQ

Gate

driver

VOSP

VSD

VOVP

LPF

TSD

LPF

VCC good

SQ

RQ

AOCP

Figure 3. Internal Block Diagram of FSQ0565RQ

VOCP

(1.1V)

2

GND

FSQ0565RQ Rev.00

© 2008 Fairchild Semiconductor Corporation

FSQ0565RS/RQ Rev. 1.0.3

3

www.fairchildsemi.com

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