FAN7554 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN7554

Versatile PWM Controller

Fairchild Semiconductor 

Transformer specification

Schematic Diagram (Top view)

1

13, 14

Np ; 32turn

3

6

Nvcc ; 5turn

7

Ns,12 ; 5turn

8, 9

Ns,5 ; 4turn

10,11,12

Winding Specification

No.

NP

NS, 5

NS, 12

NP

NVCC

Core : Powder 27 pi 16grade

5V : 12T ( 1 φ × 2 )

12V : 27T ( 1.2 φ × 1 )

Pin(S → F)

1→3

8 → 11

4→9

1→3

7→6

FAN7554

Wire

0.65 φ × 1

0.65 φ × 4

0.65 φ × 4

0.65 φ × 1

0.65 φ × 1

Nvcc ; 6turn

Np ; 32turn

Ns,12 ; 5turn

Ns,5 ; 4turn

Np ; 32turn

Turns

32

4

5

32

5

19

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