FAN7601B(2011) 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN7601B
(Rev.:2011)

Green Current Mode PWM Controller

Fairchild Semiconductor 

Block Diagram

VREF (10)

8

Rt/Ct

(5)

4

OSC

VREF

12µA

Latch/SS

(4)

3





2.5V

1.5V

OVP

1V

GND

(6)

5



 Startup

Circuit

VSTR (1)

1

Enable

5V Ref

SQ

R

SQ

R

Reset

Circuit

Startup

Circuit

OVP 



7 VCC

(8)

19V

UVLO 



12V/8V

6 OUT

(7)

Delay

Circuit





0.97V/0.9V

2 CS/FB

(3)





Latch/SS



1V

Figure 1. Internal Block Diagram

Note:

1. ( ) is 10-SSOP Pin Number.

© 2008 Fairchild Semiconductor Corporation

FAN7601B • Rev.1.0.2

2

www.fairchildsemi.com

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