E-L4981AD Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
E-L4981AD Datasheet PDF : 16 Pages
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L4981A - L4981B
Figure 9A: L4981A Power Factor Corrector (200W)
FUSE
BRIDGE
4 x BY214
Vi
88VAC to 254VAC
NTC
R17
806K
1%
R17
806K
1%
R6
620K
5%
R7 360K 5% R6 620K 5%
R19
1.1M
5%
R19
1.1M
5%
C8
R8
220nF 33K
100V 5%
D3
C7 2N2222
220nF
100V
DZ
22V
0.5W
L 0.9mH
R15
10K
0.5W
Q2
STK2N50
R14
56
0.5W
D3 1N4150
C11
100µF
25V
C10
15nF
100V
D4
1N4150
R20
10K 5%
R23
R22
D1 5TTA5060
R1
412K
1%
R1
412K
1%
+
Vo
R9
910K
1%
R9
910K
1%
C1
220nF
400V
R11
560 1%
R21
5.1K
1%
7
4
15
19
14
L4981A
2
85
9 18 17
12
C3
R5
27K 5% 1nF
13
3
11 6 1 20
R12
220K
5%
C9
330nF
D2 1N4150
R13
15 5%
C2
100µF
450V
STH/STW15NB50
C12
Q1
270pF
630V
D5
BYT
11600
R18
1.8K
4W
R2 R10
11K 21K
1% 1%
R3
R4
2.7K
2.7K
5% RS 5%
0.07 2W
C4 R16
C6
C5
1nF 24K
1µF
1µF
1%
16V
16V
-
D93IN029C
fSW = 80kHz; PO = 200W; VOUT = 400V; Irms max = 2.53A; VOVP = 442V; IPK max = 6.2A
Figure 9B: L4981B Power Factor Corrector (200W)
FUSE
BRIDGE
4 x BY214
Vi
88VAC to 254VAC
NTC
R17
806K
1%
R22
1.1M
R17
806K
1%
R6
620K
5%
R7 360K 5% R6 620K 5%
R19
1.1M
5%
R19
1.1M
5%
C8
R8
220nF 33K
100V 5%
D3
C7 2N2222
220nF
100V
DZ
22V
0.5W
L 0.9mH
R15
10K
0.5W
Q2
STK2N50
R14
56
0.5W
D3 1N4150
C11
100µF
25V
C10
15nF
100V
D4
1N4150
R20
10K 5%
R23
R22
D1 5TTA5060
R1
412K
1%
R1
412K
1%
+
Vo
R9
910K
1%
R9
910K
1%
C1
220nF
400V
R11
560 1%
R21
5.1K
1%
7
4
16
15
19
14
L4981B
2
85
9 18 17
12
C3
R5
27K 5% 1nF
13
3
11 6 1 20
R12
220K
5%
C9
330nF
D2 1N4150
R13
15 5%
C2
100µF
450V
STH/STW15NB50
C12
Q1
270pF
630V
D5
BYT
11600
R18
1.8K
4W
R2 R10
11K 21K
1% 1%
R3
R4
2.7K
2.7K
5% RS 5%
0.07 2W
R16
C6
C5
C4 24K
1µF
1µF
1.1nF 1%
16V
16V
-
D95IN220A
fSW = 80 to 92kHz; PO = 200W; VOUT = 400V; Irms max = 2.53A; VOVP = 442V; IPK max = 6.2A
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