TDA8177
VERTICAL DEFLECTION BOOSTER
.
.
.
.
.
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POWER AMPLIFIER
FLYBACK GENERATOR
THERMAL PROTECTION
OUTPUT CURRENT UP TO 3.0A
PP
FLYBACK VOLTAGE UP TO 70V (on Pin 5)
SUITABLE FOR DC COUPLING APPLICATION
DESCRIPTION
Designed for monitors and high performance TVs,
the TDA8177 vertical deflection booster delivers
flyback voltages up to 70V.
The TDA8177 operates with supplies up to 35V and
provides up to 3A
PP
output current to drive the yoke.
The TDA8177 is offered in HEPTAWATT package.
PIN CONNECTIONS
7
6
5
4
3
2
1
Tab connected to Pin 4
NON-INVERTING INPUT
OUTPUT STAGE SUPPLY
OUTPUT
GROUND
FLYBACK GENERATOR
SUPPLY VOLTAGE
INVERTING INPUT
HEPTAWATT
(Plastic Package)
ORDER CODE :
TDA8177
BLOCK DIAGRAM
SUPPLY
VOLTAGE
2
OUTPUT
STAGE
SUPPLY
6
FLYBACK
GENERATOR
3
FLYBACK
GENERATOR
INVERTING INPUT
1
POWER
AMPLIFIER
NON-INVERTING INPUT
7
THERMAL
PROTECTION
4
GROUND
8177-02.EPS
5
OUTPUT
TDA8177
December 1998
1/5
8177-01.EPS