FAN4803-1 Fairchild Semiconductor, FAN4803-1 Datasheet - Page 10

• Manufacturer Part Number: FAN4803-1
• Description: Power Factor Correction (PFC) And PWM Controller Combo
• Manufacturer: Fairchild Semiconductor

FAN4803
10
LINE
J1-1
NEUTRAL
J1-2
F1 5A 250V
1N5818 CR12
7.0V
R4 1kΩ
250VAC
470kΩ
4.7nF
0.5W
R24
C20
390kΩ
0.15µF
R25
C8
0.015µF
C19
4.7nF
250VAC
250VAC
C15
5.8MΩ
0.47µF
5.8MΩ
R13
0.01µF
C4
C23
R12
Figure 12. Typical Application Circuit. Universal Input 240W 12V DC Output
8.2nF
10
1
0.1µF
C5
10Ω
R7
R29 20kΩ
IN4148
C7
CR16
T2
R28
20kΩ
600V
BR1
4A
3
4
1
2
3
4
GBU4J
C29 0.01µF
PFC
GND
I SENSE
VEAO
1µF
FAN4803
C6
10kΩ
R19
R3 0.15Ω 3W
R30 200Ω
L3
10kΩ
I LIMIT
R22
PWM
C28
1µF
V CC
V DC
TH1
10Ω
5A
R38 22Ω
0.01µF
C22
1µF
C27
8
7
6
5
1N5818 CR7
16V 0.5W
1N5246B
36Ω
20kΩ
FQP9N50
R2
20kΩ
CR5
R27
R26
3W
3W
CR11
1N5818
36Ω
10Ω
1000µH
R31
1N5818
R1
102T
CR10
L2
FQP9N50
2.2nF
C10
Q2
1000µF
C11
Q5
Q1
2N3906
R8 36Ω
CR9
1N52468
R5 36Ω
R11 150Ω
R32 100Ω
FQP9N50
1N4148
1µF
C21
1µF
C9
CR1 8A, 600V
CR8
RURP860
10kΩ
R23
10kΩ
Q4
R21
FQP9N50
Q3
220µF
1N4148
450V
CR15
C1
0.75Ω
R10
L2
4T
3W
0.01µF
CR4
UF4005
C16
UF4005
CR3
T1
5
4
510Ω
R20
MBR3060PT
C18 4.7nF
U3
U2
30A
CR2
60V
3
2
P6KE51CA
CR18 51V
1
2
1.5kΩ
R17 3.3kΩ
RC431A
1
R9
C13 1nF
R36 220Ω
330Ω
PRODUCT SPECIFICATION
L1 25µH
C12 0.1µF
CR2
30A, 60V
2200µF
R37
C2
4.7µF
C14
R6 1.2kΩ
REV. 1.2.2 5/20/02
0.1µF
R18 1kΩ
C17
1µF
C3
2.37kΩ
9.09kΩ
150Ω
R14
R16
R15
2W
12VRET
C25
0.01µF
500V
0.01µF
500V
C26
J2-1
J2-2
12V