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TPA3128D2DAPR Arkusz danych(PDF) 6 Page - Texas Instruments |
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TPA3128D2DAPR Arkusz danych(HTML) 6 Page - Texas Instruments |
6 / 37 page 6 TPA3128D2 SLOS941A – MAY 2016 – REVISED DECEMBER 2016 www.ti.com Product Folder Links: TPA3128D2 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 6.5 DC Electrical Characteristics TA = 25°C, AVCC = PVCC = 12 V to 24 V, RL = 4 Ω, fs = 400 kHz, low idle-loss mode(unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT | VOS | Class-D output offset voltage (measured differentially) VI = 0 V 1.5 5 mV ICC Quiescent supply current SDZ = 2 V, With load and filter, PVCC = 12 V 17 SDZ = 2 V, With load and filter, PVCC = 24 V 23 ICC(SD) Quiescent supply current in shutdown mode SDZ = 0.8 V, With load and filter, PVCC = 12 V 20 µA SDZ = 0.8 V, With load and filter, PVCC = 24 V 30 rDS(on) Drain-source on-state resistance, measured pin to pin PVCC = 21 V, Iout = 500 mA, TJ = 25°C 90 mΩ G Gain (BTL) R1 = 5.6 kΩ, R2 = Open 19 20 21 dB R1 = 20 kΩ, R2 = 100 kΩ 25 26 27 R1 = 39 kΩ, R2 = 100 kΩ 31 32 33 dB R1 = 47 kΩ, R2 = 75 kΩ 35 36 37 G Gain (SLV) R1 = 51 kΩ, R2 = 51 kΩ 19 20 21 dB R1 = 75 kΩ, R2 = 47 kΩ 25 26 27 R1 = 100 kΩ, R2 = 39 kΩ 31 32 33 dB R1 = 100 kΩ, R2 = 16 kΩ 35 36 37 ton Turn-on time SDZ = 2 V 40 ms tOFF Turn-off time SDZ = 0.8 V 2 µs GVDD Gate drive supply IGVDD < 200 µA 5.1 5.6 6.1 V VO Output voltage maximum under PLIMIT control V(PLIMIT) = 2 V; VI = 1 Vrms 6.75 8.2 8.75 V 6.6 AC Electrical Characteristics TA = 25°C, AVCC = PVCC = 12 V to 24 V, RL = 4 Ω (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT KSVR Power supply ripple rejection 200 mVPP ripple at 1 kHz, Gain = 20 dB, Inputs AC- coupled to GND –70 dB PO Continuous output power THD+N = 10%, f = 1 kHz, PVCC = 14.4 V 25 W THD+N = 10%, f = 1 kHz, PVCC = 21 V 30 THD+N Total harmonic distortion + noise VCC = 21 V, f = 1 kHz, PO = 15 W (half-power) 0.1% Vn Output integrated noise 20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB 65 µV –80 dBV Crosstalk VO = 1 Vrms, Gain = 20 dB, f = 1 kHz –100 dB SNR Signal-to-noise ratio Maximum output at THD+N < 1%, f = 1 kHz, Gain = 20 dB, A-weighted 102 dB fOSC Oscillator frequency AM2=0, AM1=0, AM0=0 376 400 424 kHz AM2=0, AM1=0, AM0=1 470 500 530 AM2=0, AM1=1, AM0=0 564 600 636 AM2=0, AM1=1, AM0=1 940 1000 1060 AM2=1, AM1=0, AM0=0 1128 1200 1278 AM2=1, AM1=0, AM0=1 282 300 318 AM2=1, AM1=1, AM0=0 Reserved AM2=1, AM1=1, AM0=1 Thermal trip point ≥150 °C Thermal hysteresis 15 °C Over current trip point TPA3128D2 7.5 A |
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