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TDA7300 数据表(PDF) 2 Page - STMicroelectronics |
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TDA7300 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 16 page ![]() ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VS Supply Voltage (VS1)18 V Tamb Operating Ambient Temperature Range -40 to +85 °C Tstg Storage Temperature -40 to 150 °C THERMAL DATA Symbol Description SO28 DIP28 Unit Rth j-pins Thermal Resistance Junction-pins Max 85 65 °C/W ELECTRICAL CHARACTERISTICS (Tamb =25 °C, VS1 = 12V or VS2 = 8.5V , RL = 10kΩ and Rg = 600Ω , f = 1KHz unless otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit SUPPLY (1) VS1 Supply Voltage VS1 10 12 16 V VS2 Supply Voltage VS2 6 8.5 10 V IS2 Supply Current 15 30 40 mA Vref Reference Voltage (pin 7) 3.5 4.3 5 V SVR Ripple Rejection at VS1 f = 300Hz to 10KHz 80 97 dB SVR Ripple Rejection at VS2 f = 300Hz to 10KHz 50 58 dB INPUT SELECTORS Ri Input Resistance 30 45 K Ω VIN max Max. Input Signal GV = 0dB d = 0.3% 1.5 2.2 Vrms INS Input Separation f = 1KHz (2) 90 100 dB f = 10KHz (2) 70 80 dB Vi (DC) Input DC Voltage 3.5 4.3 5 V PIN CONNECTION (Top view) TDA7300 2/16 |
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