TDA1771

TDA1771 VERTICAL DEFLECTION CIRCUIT . . . . . . . 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 VS 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 TDA1771 ABSOLUTE MAXIMUM RATINGS Symbol VS V1 , V2 V3 V8 I0 I0 I10 I10 Ptot TS , T J Supply Voltage Flyback Peak Voltage Trigger Input Voltage Amplifier Input Voltage Output Peak to Peak Current (non repetitive t = 2ms) Output Peak to Peak Current t > 10µs Pin 10 DC Current at V1 < V9 Pin 10 Peak to Peak Current @ tfly < 1.5ms Total Power Dissipation @ Ttab = 60°C Storage and Junction Temperature Parameter Value 30 65 20 GND to VS 6 4 100 3 9 – 40, + 150 Unit V V V V A A mA W °C 1771-01.TBL 1171-03.TBL 1771-02.TBL A THERMAL DATA Symbol Rth (j-tab) Rth (j-a) Parameter Thermal Resis...