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TDA7571 Datasheet(PDF) 9 Page - STMicroelectronics |
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TDA7571 Datasheet(HTML) 9 Page - STMicroelectronics |
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9 / 21 page  TDA7571 Electrical specifications 9/21 Clip detector Vcd Clip detector pin operating voltage (open drain) 10 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 % Protections Thwc Chip thermal warning intervention 135 150 165 °C Tsdc Thermal shut-down chip 145 160 175 °C Tsdch Thermal shut-down chip hysteresis 710 13 °C Thws External thermal warning intervention 5Vdig x 0.45 5Vdig x 0.48 5Vdig x 0.51 V Tsds External shut-down intervention 5Vdig x 0.37 5Vdig x 0.4 5Vdig x 0.43 V Tsdsh External thermal shut-down hysteresis 5Vdig x 0.037 5Vdig x 0.04 5Vdig x 0.043 V Vpp Protection intervention voltage Pchannel (Vspx1-Vspx2) 85 100 120 mV Vpn Protection intervention voltage Nchannel (Vsnx2-Vsnx1) 85 100 120 mV Ispx1 Current input pins 7, 13 150 200 260 μA Isnx1 Current output pins 7, 13 150 200 260 μA Drivers Vhgp High level output voltage (Gpl, Gpr) +Vs -10 V Vlgp Low level output voltage (Gpl, Gpr) +Vs V Vhgn High level output voltage (Gnl, Gnr) -Vs V Vlgn Low level output voltage (Gnl, Gnr) -Vs +10 V Ihgp High level output sink current (Gpl, Gpr, peak) 2.2 A Table 5. Electrical characteristics (continued) (VS = ±25V, RL = 4Ω, f = 1kHz, Tj = 25°C, FS = 44.1kHz, Single-Ended, application circuit shown in Figure 3, 2 x 65W/1 x 130W system, unless otherwise specified.) Symbol Parameter Test condition Min. Typ. Max. Unit |
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