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TPA302 Arkusz danych(PDF) 2 Page - Texas Instruments |
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TPA302 Arkusz danych(HTML) 2 Page - Texas Instruments |
2 / 21 page TPA302 300-mW STEREO AUDIO POWER AMPLIFIER SLOS174B – JANUARY 1997 – REVISE MARCH 2000 2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 AVAILABLE OPTIONS PACKAGED DEVICES TA SMALL OUTLINE† (D) –40 °C to 85°C TPA302D † The D packages are available taped and reeled. To order a taped and reeled part, add the suffix R (e.g., TPA302DR) absolute maximum ratings over operating free-air temperature range (unless otherwise noted)‡ Supply voltage, VDD 6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage , VI –0.3 V to VDD + 0.3 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous total power dissipation Internally Limited (See Dissipation Rating Table) . . . . . . . . . . . . . . . . . . . . Operating junction temperature range, TJ –40 °C to 150° C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range, Tstg –65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds 260 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . † Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. DISSIPATION RATING TABLE PACKAGE TA ≤ 25°C POWER RATING DERATING FACTOR ABOVE TA = 25°C TA = 70°C POWER RATING TA = 85°C POWER RATING D 731 mW 5.8 mW/ °C 460 mW 380 mW recommended operating conditions MIN MAX UNIT Supply voltage, VDD 2.7 5.5 V Operating free-air temperature, TA –40 85 °C dc electrical characteristics at specified free-air temperature, VDD = 3.3 V (unless otherwise noted) PARAMETER TEST CONDITION MIN TYP MAX UNIT IDD Supply current 2.25 5 mA VIO Input offset voltage 5 20 mV PSRR Power supply rejection ratio VDD = 3.2 V to 3.4 V 55 dB IDD(SD) Quiescent current in shutdown 0.6 20 µA ac operating characteristics, VDD = 3.3 V, TA = 25°C, RL = 8 Ω (unless otherwise noted) PARAMETER TEST CONDITION MIN TYP MAX UNIT THD < 0.08% 100 PO Output power Gain = –1, THD < 1% 125 mW PO Output power , f = 1 kHz THD < 0.08%, RL = 32 Ω 25 mW THD < 1%, RL = 32 Ω 35 BOM Maximum output power bandwidth Gain = 10, 1% THD 20 kHz B1 Unity gain bandwidth Open loop 1.5 MHz Channel separation f = 1 kHz 75 dB Supply ripple rejection ratio f = 1 kHz 45 dB Vn Noise output voltage Gain = –1 10 µVrms |
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