TDA8170
TV VERTICAL DEFLECTION OUTPUT CIRCUIT
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The functions incorporated are :
POWER AMPLIFIER
FLYBACK GENERATOR
REFERENCE VOLTAGE
THERMAL PROTECTION
DESCRIPTION
The TDA8170 is a monolithic integrated circuit in
HEPTAWATT
TM
package. It is a high efficiency
power booster for direct driving of vertical windings
of TV yokes. It is intended for use in Colour and B
& W television receivers as well as in monitors and
displays.
PIN CONNECTIONS
7
6
5
4
3
2
1
Tab connected to Pin 4
REFERENCE VOLTAGE AND NON-INVERTING INPUT
OUTPUT STAGE SUPPLY
OUTPUT
GROUND
FLYBACK GENERATOR
SUPPLY VOLTAGE
INVERTING INPUT
HEPTAWATT
(Plastic Package)
ORDER CODE :
TDA8170
BLOCK DIAGRAM
+ V
S
2
6
3
FLYBACK
GENERATOR
RE FERENCE
VOLTAGE
1
PO WER
AMPLIFIER
5
THERMAL
P ROTECTION
TDA8170
4
YOKE
7
December 1997
1/7
8170-02.EPS
8170-01.EPS