FAN6755UWMY Datasheet, PDF (14/17 Pages) Fairchild Semiconductor – mWSaver™ PWM Controller

Typical Application Circuit
F1
N1
CN 1
1L
M1
2
3
AC IN
N
N1 A
R1
N2 8
R2
N2
C1
L1
4
C3
C2
N3
BD 1
R6
R7
C7
N1 8
C5
1
2
3
1
N4
4 TX 1 12 N1 7 D1
ZD 1
R3
C4
11
R4
8 ^R5
N2 1
C6
N2 0
C11
N5 N6 6
7
D3
1
1
+
R14 _VIN
N7
10
2
2
93
D4
12V 1
1
L2
+ C8
5V 1
1
L3
+ C13
2
+ C9
12V
C10
5V
2
C15
+ C14
P1
12V
R8
P2
5V
R17
VIN
FB
C16
R9
N3 0
R10
R13
C12
D5
N8
Q1
N1 0
1 N9
R16
D2 R11
N2 9
R15
R12
HV
U1
1
VIN
HV
7
2
FB
3
SEN SE VD D
6
4
GN D GA TE
5 GA TE
FFAANN66775555W
SEN SE
VD D
R19
C17
N1 2
R28
C18 + C19
R20
N1 3
U2
5V 1
R22
R21
N1 4
C20
N1 5
12V 5V
R23 R24 R25
P3
SG ND
U3
R
N1 6
R18
R26 R27
Figure 23. 44 W Flyback 12 V/2 A, 5 V/4 A Application Circuit
© 2009 Fairchild Semiconductor Corporation
FAN6755W / FAN6755UW • Rev. 1.0.7
14
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