FAN4810 Datasheet, PDF (11/14 Pages) Fairchild Semiconductor – Power Factor Correction Controller

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