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Part Name
Description
ML4803CS-1 View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
Manufacturer
ML4803CS-1
8-Pin PFC and PWM Controller Combo
Micro Linear Corporation
ML4803CS-1 Datasheet PDF : 13 Pages
First
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ML4803
LINE
F1 5A 250V
J1-1
R24
470k
Ω
0.5W
NEUTRAL
J1-2
C20
4.7nF
250VAC
C19
4.7nF
250VAC
C4
0.47µF
250VAC
BR1
600V
4A
TH1
10
Ω
5A
L3
R22
10k
Ω
102T
L2
1000µH
R1
CR1 8A, 600V
Q5
36
Ω
Q2
R2
36
Ω
CR5
16V
0.5W
C1
220µF
450V
R3 0.15
Ω
3W
CR7
Q4
R8 36
Ω
T2
13
R30 200
Ω
Q1
R38 22
Ω
R23
10k
Ω
C29 0.01µF
10 4
C16
0.01µF
CR3
T1
R13
5.62M
Ω
C7
0.1µF
R7
10
Ω
C23
0.01µF
R29 20k
Ω
CR16
R19
IN4148 10k
Ω
R27
20k
Ω
3W
R26
20k
Ω
3W
CR8
C11
L2
1000µF
C22
C9
1µF
1µF
4T
R31
10
Ω
C21
1µF
CR15
R4 1k
Ω
CR12
R12
5.62M
Ω
R28
20k
Ω
ML4803
1
PFC
8
PWM
2
GND
3
ISENSE
4
VEAO
7
VCC
6
ILIMIT
5
VDC
R25
390k
Ω
C5
8.2nF
7.0V
C15
0.015µF
C8
0.15µF
C28
C6
1µF
C27
1µF
0.01µF
CR10
R5 36
Ω
Q3
5
R11 150
Ω
R32 100
Ω
4
CR11
C10
2.2nF
CR9 R21
10k
Ω
R10
0.75
Ω
3W
CR4
R20
510
Ω
CR18 51V
C18 4.7nF
R36 220
Ω
CR2
CR2
30A
30A, 60V
60V
C2
2200µF
L1 25µH
C25
0.01µF
500V
12V
J2-1
C3
R14
1µF
150
Ω
2W
12VRET
J2-2
C26
0.01µF
500V
R6 1.2k
Ω
R9
1.5k
Ω
C14
4.7µF
U3
1
2
R37
330
Ω
C17
0.1µF
C13 1nF
R15
9.09k
Ω
R17 3.3k
Ω
3
U2
1
2
C12 0.1µF R18 1k
Ω
R16
2.37k
Ω
Figure 12. Typical Application Circuit. Universal Input 240W 12V DC Output
February 1999
11
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