FAN4803CS2NL Fairchild Semiconductor, FAN4803CS2NL Datasheet - Page 10

• Manufacturer Part Number: FAN4803CS2NL
• Manufacturer: Fairchild Semiconductor

Specifications of FAN4803CS2NL

• Start-up Supply Current: 200uA
• Switching Freq: 134kHz
• Operating Supply Voltage (min): 16.7V
• Operating Supply Voltage (typ): 17.5V
• Operating Supply Voltage (max): 18.3V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Package Type: SOIC N
• Pin Count: 8
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

FAN4803
10
LINE
J1-1
NEUTRAL
J1-2
F1 5A 250V
1N5818 CR12
7.0V
R4 1k
250VAC
470k
4.7nF
0.5W
R24
C20
390k
0.15 F
R25
C8
0.015 F
C19
4.7nF
250VAC
250VAC
C15
5.8M
0.47 F
5.8M
R13
0.01 F
C4
C23
R12
Figure 12. Typical Application Circuit. Universal Input 240W 12V DC Output
8.2nF
10
1
0.1 F
C5
10
R7
R29 20k
IN4148
C7
CR16
T2
R28
20k
600V
BR1
4A
3
4
1
2
3
4
GBU4J
C29 0.01 F
PFC
GND
I SENSE
VEAO
1 F
FAN4803
C6
10k
R19
R3 0.15 3W
R30 200
L3
10k
I LIMIT
R22
PWM
C28
1 F
V CC
V DC
TH1
10
5A
R38 22
0.01 F
C22
1 F
C27
8
7
6
5
1N5818 CR7
16V 0.5W
1N5246B
36
20k
FQP9N50
R2
20k
CR5
R27
R26
3W
3W
CR11
1N5818
36
10
1000 H
R31
1N5818
R1
102T
CR10
L2
FQP9N50
2.2nF
C10
Q2
1000 F
C11
Q5
Q1
2N3906
R8 36
CR9
1N52468
R5 36
R11 150
R32 100
FQP9N50
1N4148
1 F
C21
1 F
C9
CR1 8A, 600V
CR8
RURP860
10k
R23
10k
Q4
R21
FQP9N50
Q3
220 F
1N4148
450V
CR15
C1
0.75
R10
L2
4T
3W
0.01 F
CR4
UF4005
C16
UF4005
CR3
T1
5
4
510
R20
MBR3060PT
C18 4.7nF
U3
U2
30A
CR2
60V
3
2
P6KE51CA
CR18 51V
1
2
1.5k
R17 3.3k
RC431A
1
R9
C13 1nF
R36 220
330
PRODUCT SPECIFICATION
L1 25 H
C12 0.1 F
CR2
30A, 60V
2200 F
R37
C2
4.7 F
C14
R6 1.2k
REV. 1.2.3 11/2/04
0.1 F
R18 1k
C17
1 F
C3
2.37k
9.09k
150
R14
R16
R15
2W
12VRET
C25
0.01 F
500V
0.01 F
500V
C26
J2-1
J2-2
12V