TDA7562 Просмотр технического описания (PDF) - STMicroelectronics
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TDA7562 Datasheet PDF : 17 Pages
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TDA7562
Figure 8. Distortion vs. Frequency (2Ω)
THD (%)
10
Vs = 14.4 V
RL = 2 Ohm
1
Po = 8 W
0.1
0.01
10
100
1000
f (Hz)
10000
Figure 10. Supply Voltage Rejection vs.
Frequency
SVR (dB)
90
80
70
60
50
Rg = 600 Ohm
40
Vripple= 1 Vpk
30
20
10
100
1000
f (Hz)
10000
Figure 12. Power Dissipation vs. Average Ou-
put Power (Audio Program Simula-
tion, 4Ω)
Ptot (W)
45
40
Vs = 14 V
RL = 4 x 4 Ohm
35
GAUSSIAN NOISE
30
CLIP
START
25
20
15
10
5
0
1
2
3
4
5
Po (W)
Figure 9. Crosstalk vs. Frequency
CROSSTALK (dB)
90
80
70
60
RL = 4 Ohm
50
Po = 4 W
Rg = 600 Ohm
40
30
20
10
100
1000
f (Hz)
10000
Figure 11. Power Dissipation & Efficiency vs.
Output Power (4Ω, SINE)
Ptot (W)
90
n (%)
90
80 Vs = 14.4 V
RL = 4 x 4 Ohm
70 f = 1 KHz SINE
n
80
70
60
60
50
50
Ptot
40
40
30
30
20
20
10
10
0
0
0 2 4 6 8 10 12 14 16 18 20 22 24 26
Po (W)
Figure 13. Power Dissipation vs. Average Ou-
put Power (Audio Program Simula-
tion, 2Ω)
Ptot (W)
90
80
Vs = 14 V
70
RL = 4 x 2 Ohm
GAUSSIAN NOISE
60
CLIP
START
50
40
30
20
10
0
0
1
2
3
4
5
6
7
8
Po (W)
7/17
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