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TDA2050H Datasheet(PDF) 3 Page - STMicroelectronics |
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TDA2050H Datasheet(HTML) 3 Page - STMicroelectronics |
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3 / 13 page  ELECTRICAL CHARACTERISTICS (Refer to the Test Circuit, VS = ±18V, Tamb =25°C, f = 1 kHz; un- less otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit VS Supply Voltage Range ±4.5 ±25 V Id Quiescent Drain Current VS = ±4.5V VS = ±25V 30 55 50 90 mA mA Ib Input Bias Current VS = ±22V 0.1 0.5 µA VOS Input Offset Voltage VS = ±22V ±15 mV IOS Input Offset Current VS = ±22V ±200 nA PO RMS Output Power d = 0.5% RL =4 Ω RL =8 Ω VS = ±22V RL =8Ω 24 22 28 18 25 W W W d = 10% RL =4 Ω RL =8 Ω VS = ±22V RL =8Ω 35 22 32 W W W Music Power IEC268.3 RULES d = 10%; T = 1s VS = ±22.5V; RL =4Ω 50 W d Total Harmonic Distortion RL =4 Ω f = 1kHz, PO = 0.1 to 24W f = 100Hz to 10kHz, PO = 0.1 to 18W 0.03 0.5 0.5 % % VS = ±22V RL =8Ω f = 1kHz, PO = 0.1 to 20W f = 100Hz to 10kHz, PO = 0.1 to 15W 0.02 0.5 % % SR Slew Rate 5 8 V/ µs GV Open Loop Voltage Gain 80 dB GV Closed Loop Voltage Gain 30 30.5 31 dB BW Power Bandwidth (-3dB) RL =4 Ω Vi = 200mV 20 to 80,000 Hz eN Total Input Noise curve A B = 22Hz to 22kHz 4 510 µV µV Ri Input Resistance (pin 1) 500 k Ω SVR Supply Voltage Rejection Rs = 22k Ω; f = 100Hz; Vripple = 0.5Vrms 45 dB η Efficiency PO = 28W; RL =4 Ω 65 % PO = 25W; RL =8 Ω; VS = ±22V 67 % Tsd-j Thermal Shut-down Junction Temperature 150 °C TDA2050 3/13 |
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