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TPA711D Fiches technique(PDF) 3 Page - Texas Instruments |
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TPA711D Fiches technique(HTML) 3 Page - Texas Instruments |
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3 / 37 page  TPA711 700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER SLOS230D – NOVEMBER 1998 – REVISED OCTOBER 2002 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions MIN MAX UNIT Supply voltage, VDD 2.5 5.5 V High level voltage V SHUTDOWN 0.9VDD V High-level voltage, VIH SE/BTL 0.9VDD V Low level voltage V SHUTDOWN 0.1VDD V Low-level voltage, VIL SE/BTL 0.1VDD V Operating free-air temperature, TA (see Table 3) – 40 85 °C electrical characteristics at specified free-air temperature, VDD = 3.3 V, TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VOO Output offset voltage (measured differentially) SHUTDOWN = 0 V, SE/BTL = 0 V, RL = 8 Ω, RF = 10 k Ω 20 mV PSRR Power supply rejection ratio V 3 2Vto3 4V BTL mode 85 dB PSRR Power supply rejection ratio VDD = 3.2 V to 3.4 V SE mode 83 dB I Supply current (see Figure 6) BTL mode, SHUTDOWN = 0 V, SE/BTL = 0.33 V, RF = 10 k Ω 1.25 2.5 mA IDD Supply current (see Figure 6) SE mode, SHUTDOWN = 0 V, SE/BTL = 2.97 V, RF = 10 k Ω 0.65 1.25 mA IDD(SD) Supply current, shutdown mode (see Figure 7) SE/BTL = 2.97 V, SHUTDOWN = VDD, RF = 10 kΩ 7 50 µA |I | SHUTDOWN, VDD = 3.3 V, VI = VDD 1 A |IIH| SE/BTL, VDD = 3.3 V, VI = VDD 1 µA |I | SHUTDOWN, VDD = 3.3 V, VI = 0 V 1 A |IIL| SE/BTL, VDD = 3.3 V, VI = 0 V 1 µA operating characteristics, VDD = 3.3 V, TA = 25°C, RL = 8 Ω PARAMETER TEST CONDITIONS MIN TYP MAX UNIT THD = 0.2%, BTL mode, See Figure 14 250 PO Output power, see Note 1 THD = 0.1%, See Figure 22 SE mode, RL = 32 Ω, 37 mW THD + N Total harmonic distortion plus noise PO = 250 mW, f = 200 Hz to 4 kHz, See Figure 12 0.55% BOM Maximum output power bandwidth Gain = 2, THD = 2%, See Figure 12 20 kHz B1 Unity-gain bandwidth Open Loop, See Figure 36 1.4 MHz Supply ripple rejection ratio f = 1 kHz, See Figure 5 CB = 1 µF, BTL mode, 79 dB Supply ripple rejection ratio f = 1 kHz, See Figure 3 CB = 1 µF, SE mode, 70 dB Vn Noise output voltage Gain = 1, CB = 0.1 µF, See Figure 42 17 µV(rms) NOTE 1: Output power is measured at the output terminals of the device at f = 1 kHz. |
Numéro de pièce similaire - TPA711D |
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Description similaire - TPA711D |
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