ML4821 데이터 시트보기 (PDF) - Fairchild Semiconductor
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ML4821 Datasheet PDF : 12 Pages
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ML4821
PRODUCT SPECIFICATION
F1
5A, 250V
D1
AC IN
90-264 C1
VAC 1µF
D3
D2
L1
D4
R10
39kΩ
D7
C12
1N4934
1µF
C13
1µF
D8
1N4934
R7
560kΩ
R11
8.2kΩ
D1
1N5406
C14
470µF
D5
1N5406
D6
1N5406
R5
2kΩ
R6
2.7kΩ
C2
120pF
R13
20kΩ
C5
1.5nF
R8
910kΩ
R9
91kΩ
ML4821
R22
1 ILIM
GND 18
7.3Ω
2
IA OUT
17
CT
3
IA–
16
VREF
4 IA+
VCC 15
5
ISINE
14
OUT
6
EA OUT
13
PGND
7
EA–
12
RT
8
VRMS
11
OVP
9 SOFT START SYNC 10
R12
2.7kΩ
R1
0.25Ω
C4
1.5nF
C3
0.1µF
R14
91kΩ
C6
43nF
R15
27kΩ
C7
0.47µF
R21
6.2kΩ
C8
C10
0.1µF
D10
MUR850
+
C14
470µF
DC OUT
382V
C19
270µF
450V
–
R20
825kΩ
R19
10.2kΩ
C11
750pF
R18
825kΩ
R17
10.5kΩ
Figure 12. 200W Output PFC Circuit
10
REV. 1.0.2 6/19/01
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