TDA7491HV Datasheet, PDF (9/26 Pages) STMicroelectronics – 20 W + 20 W dual BTL class-D audio amplifier

TDA7491HV
4
Characterization curves
Characterization curves
4.1
For 8 Ω loads
Figure 3. Output power vs supply voltage
26
24
22
20
18
16
14
12
10
8
6
4
2
0
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Supply Voltage (V)
Figure 4.
THD + N vs output power
THD+N (%)
10
5
Vs=18V
Rl=8Ω
2
f=1kHz
1
0.5
0.2
0.1
0.05
0.02
0.01
100m
200m
500m
L CH
R CH
1
2
Po (W)
5
10
20
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