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TDA7490 Folha de dados(PDF) 6 Page - STMicroelectronics

Nome de Peças TDA7490
Descrição Electrónicos  25W 25W STEREO CLASS-D AMPLIFIER 50W MONO IN BTL
PDF  10 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7490 Folha de dados(HTML) 6 Page - STMicroelectronics

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Figure 6. Distortion vs. Output Power
Figure 7. Distortion vs. Output Power
Figure 8. Crosstalk vs. Frequency
Figure 9. Frequency Response
Figure 10. Power Dissipation vs. Output Power
Figure 11. Distortion vs. Output Power in BTL
0
2
4
6
16
18
20
22
24
810
12
14
PO(W)
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
THD
(%)
D99AU1088
Stereo
VS ± 21V; Rl=8
Ω;
f=1KHz
0
2
4
6
16
18
20
22
24
810
12
14
PO(W)
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
THD
(%)
D99AU1089
Stereo
VS ± 16V; Rl=4
Ω;
f=1KHz
0.001
0.01
0.1
1
f(KHz)
111
CT
(dB)
-20
-30
-40
-50
-60
-70
-80
-90
-100
VS ± 17V;
Rl=8
Ω;
0dB=1W
D99AU1102
0.01
0.1
1
10
f(KHz)
-14
-12
-10
-8
-6
-4
-2
0
2
AMP
(dB)
VS ± 21V;
Rl=8
Ω;
0dB=1W
D99AU1091
0
2
4
6
8
10 12 14 16 18 20 22 24 26
Output Power (W)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
Power Dissipation (W)
Vs= +/- 21 V; Rl = 8 Ohm; f= 1 KHz
0
5
10
15
20
25
30
35
40
45
50
PO(W)
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
THD
(%)
D99AU1082
Bridge
VS ± 17V;
Rl=8
Ω;
f=1KHz



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