TDA7491HV 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7491HV Datasheet PDF : 26 Pages
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TDA7491HV
Characterization curves
Figure 8. Cross talk vs frequency
Cross Talk (dB)
+0
-10
-20
Vs =18V
-30
Rl =8 ohm
-40
0dB @ f =1kHz
-50
Po =1W
-60
-70
-80
-90
-100
20
50
100
200
Lo to R
500
1k
2k
Frequency (Hz)
Ro to L
5k
10k 20k
Figure 9.
Power dissipation and efficiency vs output power (per channel)
Pout Per Channel (W)
100
8
90
7
80
70
6
60
5
50
4
40
3
30
20
2
10
1
0
0
0 1 2 3 4 5 6 7 8 9 1011 121314 15161718 1920
Pout Per Channel (W)
Figure 10. Attenuation vs mute voltage
10.00
0.00
-10.00
-20.00
-30.00
-40.00
-50.00
-60.00
-70.00
-80.00
-90.00
0.00
0.50
Vs =18V
Rl =8 ohm
0 dB @ f =1kHz
Po =1W
1.00 1.50 2.00 2.50
Mute Voltage (V)
3.00
3.50
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