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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TDA7801PDTR датащи(PDF) 13 Page - STMicroelectronics |
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TDA7801PDTR датащи(HTML) 13 Page - STMicroelectronics |
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13 / 48 page  DocID022674 Rev 4 13/48 TDA7801 Electrical specifications 3.3 Electrical characteristics Refer to the test circuit, VS = 14.4 V; RL = 4 ; f = 1 kHz; Tamb = 25 °C; unless otherwise specified. Table 6. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit VS Supply voltage range - 8 - 18 V Id Total quiescent drain current in amplifier mode enable on amplifier mode muted 150 260 350 mA It Total quiescent drain current in tristate mode enable on tristate mode 30 45 60 mA PO Output power RL = 4 ; max power 41 45 - W THD = 10 % 25 28 - W THD = 1 % 20 22 - W RL = 2 ; max power 70 78 - W RL = 2 ; THD 10% 43 49 - W RL = 2 ; THD 1% 34 38 - W THD Total harmonic distortion PO = 1 W to 10 W, f=1 kHz, GV1 -0.03 0.05 % PO = 1 W to 10 W, f=10 kHz, GV1 -0.2 0.5 % RL =100 input=-10 dBFS, f=1 kHz, GV1,2,3,4 -0.01 0.02 % CT Cross talk f = 1 kHz to 10 kHz 60 80 - dB GV1 Voltage gain 1 Output voltage @ -10 dBFS 14.9 - 16.9 dB (Vp) GV2 Voltage gain 2 9.45 - 11.45 dB (Vp) GV3 Voltage gain 3 6.9 - 8.9 dB (Vp) GV4 Voltage gain 4 1.45 - 3.45 dB (Vp) FSV1 Full scale voltage GV1 Output voltage @ 0 dBFS VS=18 V; RL = 100 12.7 - - Vrms FSV2 Full scale voltage GV2 Output voltage @ 0 dBFS 6.65 - 8.35 Vrms FSV3 Full scale voltage GV3 4.9 - 6.2 Vrms FSV4 Full scale voltage GV4 2.65 - 3.35 Vrms DG Delta voltage gain 20 Hz – 20 kHz Po =1 W -0.5 - 0.5 dB DR Dynamic range GV = GV1 GV = GV2 GV = GV3 GV = GV4 Bw=20 Hz to 20 kHz, un weighted 105 100 100 98 110 105 105 103 -dB |
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