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TDA4814A
PFC IC for High Power Factor and Acti...
SHEMENS
Power Factor Controller TDA 4814
IC for High Power Factor and
Active Harmonic Filter
Bipolar IC
Features
IC for sinusoidal line-current consumption
Power factor approaching 1
Controls boost converter as an active harmonics filter
Direct drive of SIPMOS transistor
Zero crossing detector for discontinuous operation mode
with variable frequency
110/220 V AC operation without switchover
Standby current consumption of 0.5 mA P-DlP-14-1
Start/stop monitoring circuit for lamp generators
Type Ordering Code Package
Cl TDA 4814 A Q67000-A8163 P-DlP-14-1
Cl Not for new design
Semiconductor Group 1 01.96
SIEMENS;
TDA 4814
TDA 4814 A
GND E 1 |_l 14 , IDET
QSIP E 2 13 , 0 0p Amp/IMZ
VSES 12ri0poop
-icouioL4 11:|IM1
+10pAmp/1/REF E5 10] ISTOP
ISTART E 6 9 j 0 STOP
N.C. E 7 a , Q START
EP00305
Pin Configurations
(top view)
Pin Definitions and Functions
Pin Symbol Function
1 GND Ground
2 QSIP Driver output
3 VS Supply voltage
4 - ICOMP Negative comparator input
5 +1 Op Amp/VREF Positive input/reference voltage
6 I START Start input
7 N.C. Not connected
8 Q START Start output
9 Q STOP Stop output
10 I STOP Stop input
11 I M1 Multiplier input M1
12 -I Op Amp Negative input Op amplifier
13 QOp Amp/I M2 Op amplifier output and multiplier input M2
14 I DET Detector input
Semiconductor Group
