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TDA8177

VERTICAL DEFLECTION BOOSTER

STMicroelectronics 

TDA8177

VERTICAL DEFLECTION BOOSTER

...... POWER AMPLIFIER

FLYBACK GENERATOR

THERMAL PROTECTION

OUTPUT CURRENT UP TO 3.0APP

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 3APP 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

HEPTAWATT

(Plastic Package)

ORDER CODE : TDA8177

NON-INVERTING INPUT

OUTPUT STAGE SUPPLY

OUTPUT

GROUND

FLYBACK GENERATOR

SUPPLY VOLTAGE

INVERTING INPUT

BLOCK DIAGRAM

OUTPUT

SUPPLY STAGE

VOLTAGE SUPPLY

2

6

FLYBACK

GENERATOR

3

FLYBACK

GENERATOR

INVERTING INPUT 1

NON-INVERTING INPUT 7

POWER

AMPLIFIER

TDA8177

4

GROUND

5 OUTPUT

THERMAL

PROTECTION

December 1998

1/5

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