TDA7267A Datasheet, PDF (5/7 Pages) STMicroelectronics – 3W MONO AMPLIFIER

Figure 5. Distortion vs Output Power
THD+N(%)
10
1
f = 15KHz
0.1
TDA7267A
Figure 6. Output Power vs Supply Voltage
Pout (W)
10
f = 1KHz
THD=10%
f = 1KHz
1
THD= 1%
0.010
0.1
Pout(W) ¹
Figure 7. Distortion vs Frequency
THD(%)
10
0.1
4.000 6.000 8.000 10.00 12.00 14.00 16.00 18.00 20.00
5
Vs(V)
Figure 8. Quiescent current vs Supply Voltage
Iq(mA)
30
25
1
20
Pout = 1W
Vs = 14.5V
Rl = 8 Ohm
15
0.1
10
0.010
100
5
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1k
10k 20k
f(Hz)
Vs(V)
Figure 9. Power dissipation vs Output Power
Pd(W)
1.9
1.8
1.7
1.6
Vs = 14.5V
Rl = 8 Ohm
F = 1KHz
1.5
1.4
1.3
0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
Pout(W)
5/7