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TPA0162 데이터시트(PDF) 5 Page - Texas Instruments |
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TPA0162 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 29 page TPA0162 2-W STEREO AUDIO POWER AMPLIFIER WITH DIGITAL VOLUME CONTROL SLOS249B – JUNE 1999 – REVISED MARCH 2000 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics at specified free-air temperature, VDD = 5 V, TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT |VOO| Output offset voltage (measured differentially) VI = 0, AV = 2 25 mV PSRR Power supply rejection ratio VDD = 4.9 V to 5.1 V 67 dB |IIH| High-level input current VDD = 5.5 V, VI = VDD 900 nA |IIL| Low-level input current VDD = 5.5 V, VI = 0 V 900 nA IDD Supply current BTL mode 20 mA IDD Supply current SE mode 10 mA IDD(SD) Supply current, shutdown mode 150 300 µA operating characteristics, VDD = 5 V, TA = 25°C, RL = 4 Ω, Gain = 2 V/V, BTL mode (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT PO Output power THD = 1%, f = 1 kHz 2 W THD + N Total harmonic distortion plus noise PO = 1 W, f = 20 Hz to 15 kHz 0.22% BOM Maximum output power bandwidth THD = 5% >15 kHz Supply ripple rejection ratio f = 1 kHz, BTL mode 65 dB Supply ripple rejection ratio , CB = 0.47 µF SE mode 60 dB V Noise output voltage CB = 0.47 µF, BTL mode 17 µVRMS Vn Noise output voltage B µ f = 20 Hz to 20 kHz SE mode 44 µVRMS TYPICAL CHARACTERISTICS Table of Graphs FIGURE vs Output power 1, 4, 6, 8, 10 THD+N Total harmonic distortion plus noise vs Gain 2 THD+N Total harmonic distortion plus noise vs Frequency 3, 5, 7, 9, 11 vs Output voltage 12 Vn Output noise voltage vs Bandwidth 13 Supply ripple rejection ratio vs Frequency 14, 15 Crosstalk vs Frequency 16, 17, 18 Shutdown attenuation vs Frequency 19 SNR Signal-to-noise ratio vs Bandwidth 20 Closed loop respone 21, 22 PO Output power vs Load resistance 23, 24 PD Power dissipation vs Output power 25, 26 PD Power dissipation vs Ambient temperature 27 ZI Input impedance vs Gain 28 |
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