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TDA7570 Folha de dados(PDF) 8 Page - STMicroelectronics |
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TDA7570 Folha de dados(HTML) 8 Page - STMicroelectronics |
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8 / 17 page  Electrical specifications TDA7570 8/17 Pdt Power dissipation of the external power transistors (total) @ Pout = 25W, bridge configuration 10 W THD Total harmonic distortion @ Pout = 10 W, single ended 0.1 % @ Pout = 40 W, bridge 0.03 0.1 % G Gain single-ended 27 28 29 dB G Gain Bridge 33 34 35 dB En Output noise Single_Ended "A" weighted 200 μV E Output noise bridge "A" weighted 150 μV ΔG e Delta gain error between channels f = 1kHz, after output filter of TBD order, 20kHz butterworth 0.5 dB Ri Input resistance Single-ended 7 10 13 K Ω Ri Input resistance Bridge 3.5 5 6.5 K Ω Vgspth Threshold voltage of the Pchannel Vgs sensor (VSpx1 - VGpxs) 2.533.5 V Vgsnth Threshold voltage of the Pchannel Vgs sensor (VGnxs - VSnx1) 2.533.5 V ct Crosstalk f = 1kHz, Vo = 2Vrms 50 60 dB Am Mute attenuation Vo = 2Vrms 70 80 dB SVR Supply voltage rejection f = 100Hz, Vr = 0.5V 50 60 dB FSW Switching frequency 250 310 360 KHz Vil Logic inputs low level voltage 1.5 V Vih Logic inputs high level voltage 2.3 V CLIP DETECTOR Vcd Clip detector pin max operating voltage (open drain) 5.5 V CDl Clip detector pin leakage current CD off 1 μA CDs Clip detector pin saturation voltage CD on, 1mA 1 V CDi Clip detector THD intervention CDsel1=0, CDsel2=0 (near clipping detection) 0.5 % CDsel1=0, CDsel2=1 1 % CDsel1=1, CDsel2=0 5 % CDsel1=1, CDsel2=1 8 % Table 5. Electrical characteristics (continued) (VS = ±25V, RL = 4Ω, f = 100Hz, Tj = 25°C, Gain = 28dB, application circuit shown in Figure 3, 2x65/1x130W system, unless otherwise specified.) Symbol Parameter Test condition Min. Typ. Max. Unit |
Nº de peça semelhante - TDA7570 |
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Descrição semelhante - TDA7570 |
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