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TPA6205A1DRBT 数据表(PDF) 3 Page - Texas Instruments |
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TPA6205A1DRBT 数据表(HTML) 3 Page - Texas Instruments |
3 / 24 page www.ti.com ELECTRICAL CHARACTERISTICS OPERATING CHARACTERISTICS TPA6205A1 SLOS490A – JULY 2006 – REVISED AUGUST 2006 T A = 25°C, Gain = 1 V/V PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Output offset voltage (measured |VOO| VI = 0 V, VDD = 2.5 V to 5.5 V 9 mV differentially) PSRR Power supply rejection ratio VDD = 2.5 V to 5.5 V –90 –70 dB VDD = 3.6 V to 5.5 V, VIC = 0.5 V to VDD–0.8 –70 –65 CMRR Common-mode rejection ratio dB VDD = 2.5 V, VIC = 0.5 V to 1.7 V –62 –55 VDD = 5.5 V 0.30 0.46 RL = 8 Ω, VIN+ = VDD, VOL Low-level output voltage VDD = 3.6 V 0.22 V VIN– = 0 V or VIN+ = 0 V, VIN– = VDD VDD = 2.5 V 0.19 0.26 VDD = 5.5 V 4.8 5.12 RL = 8 Ω, VIN+ = VDD, VOH High-level output voltage VDD = 3.6 V 3.28 V VIN– = 0 V or VIN+ = 0 V, VIN– = VDD VDD = 2.5 V 2.1 2.24 |IIH| High-level input current VDD = 5.5 V, VI = 5.8 V 1.2 µA |IIL| Low-level input current VDD = 5.5 V, VI = –0.3 V 1.2 µA IDD Supply current VDD = 2.5 V to 5.5 V, No load, SHUTDOWN = VIH 1.7 2 mA Supply current in shutdown IDD(SD) SHUTDOWN = VIL , VDD = 2.5 V to 5.5 V, No load 0.01 0.9 µA mode T A = 25°C, Gain = 1 V/V, RL = 8 Ω PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD = 5 V 1.25 PO Output power THD + N = 1%, f = 1 kHz VDD = 3.6 V 0.63 W VDD = 2.5 V 0.3 VDD = 5 V, PO = 1 W, f = 1 kHz 0.06% Total harmonic THD+N VDD = 3.6 V, PO = 0.5 W, f = 1 kHz 0.07% distortion plus noise VDD = 2.5 V, PO = 200 mW, f = 1 kHz 0.08% C(BYPASS) = 0.47°F, VDD = 3.6 V to 5.5 V, f = 217 Hz to 2 kHz, -87 Inputs ac-grounded with CI = 2 µF VRIPPLE = 200 mVPP Supply ripple rejection C(BYPASS) = 0.47 µF, VDD = 2.5 V to 3.6 V, f = 217 Hz to 2 kHz, kSVR -82 dB ratio Inputs ac-grounded with CI = 2 µF VRIPPLE = 200 mVPP C(BYPASS) = 0.47 µF, VDD = 2.5 V to 5.5 V, f = 40 Hz to 20 kHz, ≤–74 Inputs ac-grounded with CI = 2 µF VRIPPLE = 200 mVPP SNR Signal-to-noise ratio VDD = 5 V, PO= 1 W 104 dB No weighting 17 Vn Output voltage noise f = 20 Hz to 20 kHz µV RMS A weighting 13 VDD = 2.5 V to 5.5 V, f = 20 Hz to 1 kHz ≤–85 Common-mode CMRR Resistor tolerance = 0.1%, dB rejection ratio f = 20 Hz to 20 kHz ≤–74 Gain = 4V/V, VICM = 200 mVPP ZI Input impedance 2 M Ω ZO Output impedance Shutdown mode >10k Shutdown attenuation f = 20 Hz to 20 kHz, RF = RI = 20 kΩ -80 dB 3 Submit Documentation Feedback |
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