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TDA7266L 数据表(PDF) 2 Page - STMicroelectronics |
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TDA7266L 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 7 page ![]() ELECTRICAL CHARACTERISTICS (VCC = 11V, RL = 8 Ω, f = 1kHz, Tamb = 25°C unless otherwise specified.) Symbol Parameter Test Condition Min. Typ. Max. Unit VCC Supply Range 3.5 10 18 V Iq Total Quiescent Current 35 50 mA VOS Output Offset Voltage 120 mV PO Output Power THD = 10% 5.5 7 W THD Total Harmonic Distortion PO = 1W 0.05 0.2 % PO = 0.1W to 2W f = 100Hz to 15kHz 1% SVR Supply Voltage Rejection f = 100Hz VR = 0.5V 40 50 dB AMUTE Mute Attenuation 60 80 dB TW Thermal Threshold 150 °C GV Closed Loop Voltage Gain 32 dB Ri Input Resistance 31 33 K Ω VTMUTE Mute Threshold for VCC > 6.4V; VO = -30dB for VCC < 6.4V; VO = -30dB 2.3 VCC/2 -1 2.9 VCC/2 -0.75 4.1 VCC/2 -0.5 V V 1 2 3 4 5 6 7 8VCC IN S-GND PW-GND ST-BY MUTE N.C. N.C. 9 10 OUT- OUT+ D99AU1040A PIN CONNECTION (Top view) ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VS Supply Voltage 20 V IO Output Peak Current (internally limited) 2 A Ptot Total Power Dissipation (Tcase = 70 °C) 10 W Top Operating Temperature 0 to 70 °C Tstg, Tj Storage and Junction Temperature -40 to +150 °C THERMAL DATA Symbol Description Value Unit Rth j-case Thermal Resistance Junction to case 8 °C/W Rth j-amb Thermal Resistance Junction to ambient 70 °C/W TDA7266L 2/7 |
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