Silicore THE SMALL SCREEN VERTICAL DEFLECTION DRIVER D7231 DESCRIPTION Outline Drawing The D7231 is a monolithic integrated circuit in 4 + 4 lead minidip package. It is intended for use in black and white TV receivers and monitors and also use as class AB power amplifier with wide range of supply voltage in po rtable radios, cassette recorders and players, etc. FEATURE z Operating Voltage 1.8 To 15 V z Low Quiescent Current z High Power Capability z Low Crossover Distortion z Soft Clipping PIN CONNECTION BLOCK DIAGRAM +Vs 1 8 GND Output 2 7 GND D7231 Input- 3 6 GND Input+ 4 5 GND SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC 1/3 Silicore D7231 ABSOLUTE MAXIMUM RATINGS (Ta=25 °C) Characteristic Symbol Value Unit Vcc 16 V Supply Vo ltage Ta mb =5 0°C Total Power Dissipation PD Ta mb =7 0°C Output Peak Current Storage and Junction Te mp erature 1.25 W 4 Io 1 A Tstg,Tj -40~150 °C THERMAL DATA Characteristic Symbol Value Unit Thermal Resistance Junction-amb ient ma x. Rth j-amb 80 °C/W Thermal Resistance Junction-pins ma x. Rth j-pins 15 °C/W Test conditions Min ELECTRICAL CHARACTERISTICS (Unless otherwise specified: Ta=2 5°C, Vcc=6V) Characteristics Symbol Supply Vo ltage Vcc Typ 1.8 15 Vcc=6V 2.7 Vcc=3V 1.2 Quiescent Output Vo ltage Vo Quiescent Drain Current Id 3.6 Input Bias Current Ib 100 Output Sturation Vo ltage Distortion 9 0.5 Vsat2 Io=-100mA 1.0 THD Po=0.2W, f=1kHz, R L =8 Ω Input Resistance Rin Total Input Noise eN SVR f=1kHz Rs=10k Ω 38 dB kΩ 2 B=22Hz~22kHz 3 SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC % B=Curve A 24 V 0.3 100 Rg=10kΩ, f=100Hz mA nA Io=100 mA Gv V V Vsat1 Closed Loop Vo ltage Gain Supply Vo ltage Rejection Max Unit 30 µV dB 2/3 Silicore D7231 TEST CIRCUIT and APPLICATION CIRCUIT SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC 3/3