THOMSON TDA9302H free download

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TDA9302H VERTICAL DEFLECTION OUTPUT CIRCUIT . . . POWER AMPLIFIER FLYBACK GENERATOR THERMAL PROTECTION DESCRIPTION The TDA9302H is a monolithic integrated circuit in HEPTAWATTTM package. It is a high efficiency power booster for direct driving of vertical windings of TV yokes. It is intended for use in Color and B & W television as well as in monitors and displays. PIN CONNECTIONS (top view) 7 6 5 4 3 2 1 NON-INVERTING INPUT OUTPUT STAGE SUPPLY OUTPUT GROUND FLYBACK GENERATOR SUPPLY VOLTAGE INVERTING INPUT HEPTAWATT (Plastic Package) ORDER CODE : TDA9302H Tab connected to Pin 4 BLOCK DIAGRAM +VS 2 6 3 Flyback Generator 1 Power Amplifier 5 7 Thermal Protection YOKE TDA9302H 4 August 1992 1/5 9302H-02.EPS 9302H-01.EPS TDA9302H ABSOLUTE MAXIMUM RATINGS AT TA = 25oC Symbol VS V5 , V6 V3 V1 , V7 Io I3 Ptot Tstg, Tj Supply Voltage (pin 2) Flyback Peak Voltage Voltage at Pin 3 Amplifier Input Voltage Deflection Output Current Pin 3 DC Current at V5 < V2 Total Power Dissipation at Tcase = 90 °C Storage and Junction Temperature Parameter Value 35 60 + Vs + Vs ­ 0.5 ± 1.8 100 15 ­ 40, +150 V A W °C 9302H-01.TBL 9302H-04.TBL 9302H-03.TBL 9302H-02.TBL Unit V V mA THERMAL DATA Symbol Rth (j­c) Parameter Thermal Resistance Junction-case Max. Value 4 Unit °C/W RECOMMENDED OPERATING CHARACTERISTICS AT TA = 25oC Symbol V2M V2R I5PP Parameter Recommended Supply Voltage Operating Supply Voltage Range Deflection Output Current 15 Test Conditions Min. Typ. 25 30 2 Max. Unit V V App ELECTRICAL CHARACTERISTICS (refer to the test circuits, VS = 35V, Tamb = 25oC unless otherwise specified) Symbol I2 I6 I1 V3L V5 V5L V5H Tj Parameter Pin 2 Quiescent Current Pin 6 Quiescent Current Amplifier Input Bias Current Pin 3 Saturation Voltage to GND Quiescent Output Voltage Output Saturation Voltage to GND Output Saturation Voltage to Supply Junction Temperature for Thermal Shut Down Test Conditions I3 = 0, I5 = 0 I3 = 0, I5 = 0 V1 = 1 V, V7 = 2 V V1 = 2 V, V7 = 1 V I3 = 20 mA Vs = 35V, Ra = 39 k I5 = 1 A I5 = 0.7 A ­ I5 = 1 A ­ I5 = 0.7 A ­ 0.1 ­ 0.1 1 18 0.9 0.7 1.5 1.3 140 1.3 1 2 1.8 Min. Typ. Max. 16 36 ­1 ­1 1.5 Unit Fig. mA mA µA µA V V V V V V °C 1a 1a 1a 1a 1c 1d 1c 1c 1b 1b 2/5 TDA9302H Figure 1 : DC Test Circuits. Figure 1 a : Measurement of I1 ; I2 ; I6 VS I2 2 6 5 10k S1 1 7 4 b 9302H-03.EPS Figure 1 b : Measurement of V5H VS 2 6 V5H 1 1V 7 I1 I6 5 a 4 9302H-04.EPS V7 I5 V7 1V S1 : (a) I2 and I6 ; (b) I1 Figure 1 c : Measurement of V3L ; V5L VS Figure 1 d : Measurement of V5 VS 2 6 I 3 or I 5 2 6 3 b 1 3V 5 9302H-05.EPS S1 a 12k 1 2V 7 V7 Ra 4 V5 5 7 V7 4 V3L V5L 5.6k S1 : (a) V3L ; (b) V5L 3/5 9302H-06.EPS TDA9302H Figure 2 : AC Test Circuit VS 25V BY252 C1 680mF C2 220µF D1 C3 220µ F 6 3 Iy t fl y 2 VRE F GND 7 5 C4 0.22µ F 4 R3 R2 27k V7 to Ly Vi R1 1 IN 12k to 10mH R6 330 Ry 5.9 R7 1.5 R4 C6 4.7µ F 12k 10k C5 1000µ F R5 Iy = 2V * Recommended for VRE F filtering to 20ms MOUNTING INSTRUCTIONS Th