FAN8902 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN8902

DC FAN Motor Controller

Fairchild Semiconductor 

FAN8902(KA3902)

Internal Block Diagram

Vref 6

CH 7

CMD 1

La 14

CL 9

CMDa 2

CMDb 3

1.3V

+

+

−

+

−

Vref

−

+

+

−

4R

R

+

−

PWM

+

−

PWM

Comparator

LOGIC

UVLO

OVP

TSD

×5

Oscillator

13 VCC

36V

12 OUT

11 PGND

10 CS

5 RT/CT

4 SGND

3

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