FAN4810 Fairchild Semiconductor, FAN4810 Datasheet - Page 11

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FAN4810

Manufacturer Part Number
FAN4810
Description
Power Factor Correction Pfc Preregulator
Manufacturer
Fairchild Semiconductor
Datasheet

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PRODUCT SPECIFICATION
REV. 1.0.12 9/24/03
85 TO 260 V
AC INPUT
ISENSE
L
N
F1 3.15A
Figure 4. 125W Power Factor Corrected Power Supply Using AN42046
~
~
KBLD6
BR1
R31 100
+
-
RAMP1
+
3.1mH
L1
1
2
3
4
5
6
7
8
71.5K
IEAO
IAC
ISENSE
VRMS
CLKSD
RAMP1
FAN4810
15L9R482
(not used)
+
R12
U1
CLK OUT
D1
15V
Zener
VEAO
C7
GND
GND
VCC
REF
1.5nF
V01
FB
IN5406
D2
C6
16
15
14
13
12
11
10
9
+
CLK OUT
C20
1.0 F
C19
1.0 F
+385 V
D3
VCC
REF
L1
FAN4810
11

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