FAN6755W Fairchild Semiconductor, FAN6755W Datasheet - Page 14

• Manufacturer Part Number: FAN6755W
• Description: This highly integrated PWM controller provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN6755W / FAN6755UW • Rev. 1.0.5
Applications Information
CN1
AC IN
1
2
3
L
N
F1
M1
N1
N1A
N28
R1
R2
C1
C2
Figure 22.
FB
VIN
C16
C3
L1
1
2
3
4
N30
R9
R10
N2
N3
U1
FAN6755
FAN6755W
VIN
FB
SENSE
GND
4
44W Flyback 12V/2A, 5V/4A Application Circuit
GATE
VDD
HV
HV
SENSE
7
6
5
BD1
GATE
N10
D2
1
C11
+
VDD
R13
R11
R12
R18
C17
R3
R14
14
R19
VIN
ZD1
1
C12
N9
R15
D3
N4
N5 N6
N29
Q1
C4
R28
N7
N8
R16
D4
4
6
1
2
C5
C18
TX1
+
N20
12
11
8
7
10
9
C19
R4
R5
1
3
1
3
R6
R7
N17
D5
D1
N21
N18
C6
N12
C7
2
2
U2
U3
N13
N14
R20
12V1
5V1
R21
1
1
+ C8
+ C13
R
L2
L3
N15
R22
5V1
C20
2
2
N16
+ C9
+ C14
12V
R23
R26
5V
12V
R24
R27
5V
C10
C15
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R25
R8
R17
P1
P2
P3
SGND
12V
5V