TDA1771
VERTICAL DEFLECTION CIRCUIT
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RAMP GENERATOR
INDEPENDENT AMPLITUDE ADJUSTEMENT
BUFFER STAGE
POWER AMPLIFIER
FLYBACK GENERATOR
INTERNAL REFERENCE VOLTAGE
THERMAL PROTECTION
SIP10
(Plastic Package)
ORDER CODE :
TDA1771
PIN CONNECTIONS
(top view)
10
9
8
7
6
5
4
3
2
1
FLYBACK GENERATOR
V
S
INVERTING INPUT
BUFFER OUTPUT
RAMP GENERATOR
GROUND
HEIGHT ADJUSTMENT
TRIGGER INPUT
OUTPUT STAGE V
S
POWER OUTPUT
DESCRIPTION
The TDA1771 is a monolithic integrated circuit in
SIP10 package.
It is a full performance and very efficient vertical
deflection circuit intended for direct drive of a TV
picture tube in Color and B & W television as well
as in Monitor and Data displays.
BLOCK DIAGRAM
9
2
VOLTAGE
REGULATOR
FLYBACK
GENERATOR
10
R3
TRIGGER IN
3
RAMP
GENERATOR
CLOCK
PULSE
POWER
AMP.
1
BUFFER
STAGE
THERMAL
PROTECTION
4
6
7
8
5
September 1993
1/4
1771-02.EPS
1771-01.EPS