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TPA0242 Datasheet(PDF) 5 Page - Texas Instruments |
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TPA0242 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 29 page TPA0242 STEREO 2-W AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL AND MUX CONTROL SLOS287 – NOVEMBER 1999 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 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 CB =0 47 µF BTL mode 65 dB Supply ripple rejection ratio f = 1 kHz, CB = 0.47 µF SE mode 60 dB V Noise output voltage CB = 0.47 µF, BTL mode 34 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 Voltage 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 response 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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