TDA4862 Datasheet, PDF (8/17 Pages) Siemens Semiconductor Group – Power-Factor Controller PFC IC for High Power Factor and Active Harmonic Filter

V_IN
AC
90-270 V
RF-Filter
and
Rectifier
C₁
0.22 µF
250 µH
Tr1
BYP 101
D2
C₅
470 µF
V _OUT
400 V
R₁
1.3 MΩ
R₃
R₈
D1
100 k Ω 100 Ω ^1N4148
C₄
C₃
100 nF 100 µF
8
R₃
22 kΩ
DETIN
5
Detector
R₂
12 kΩ
MULTIN 3
GND
6
V _TH
Multi-
pler
+
Current
OP
Q1
PWM
Logic
7 GTDRV
Driver
BUZ 334
Voltage
OP
+
+
V_{Ref TDA 4862 G}
4 ^Ι SENSE
1 ^V SENSE
2
V_AOUT
C₆
R₇
0.1 Ω
R₅
1.6 MΩ
R₆
10 kΩ
470 nF
IES01750