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TDA7490LSA 数据表(PDF) 7 Page - STMicroelectronics

部件名 TDA7490LSA
功能描述  15W 15W Stereo Class-D Amplifier
PDF  13 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7490LSA 数据表(HTML) 7 Page - STMicroelectronics

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TDA7490LSA
2 Electrical characteristcs
7/13
Figure 5.
output power vs supply voltage
(single)
Figure 6.
dissipated power vs output power
Figure 7.
output power vs supply voltage
Figure 8.
dissipated power vs output power
Figure 9.
dissipated power vs output power
Figure 10. quiescent current vs supply voltage
0
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
+14
+30
+16
+18
+20
+22
+24
+26
+28
Pout (W)
Vsupply (V)
THD=10%
THD=1%
Rload=6ohm
f =1KHz
Pd (W)
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
0 1 2 3 4 5 6 7 8 9 10 111213 1415
2 X Pout (W)
Rload=6 ohm
f = 1KHz
Vcc=27V
Vcc=24V
Vcc=20V
Vcc=18V
Vcc=16V
Vcc=29V
Pd (W)
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
0 1 2 3 4 5 6 7 8 9 10 111213 1415
2 X Pout (W)
Rload=6 ohm
f = 1KHz
Vcc=27V
Vcc=24V
Vcc=20V
Vcc=18V
Vcc=16V
Vcc=29V
0
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
+14
+22
+15
+16
+17
+18
+19
+20
+21
THD=10%
THD=1%
Pout (W)
Vsupply (V)
Rload=4 ohm
f = 1KHz
0
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
+14
+22
+15
+16
+17
+18
+19
+20
+21
THD=10%
THD=1%
Pout (W)
Vsupply (V)
Rload=4 ohm
f = 1KHz
1
1.5
2
2.5
3
3.5
4
012
34
5
678
9
10
Vcc=20V
Vcc=18V
Vcc=16V
Vcc=14V
2 X Pout (W)
Pd (W)
Rload=4 ohm
f = 1KHz
1
1.5
2
2.5
3
3.5
4
012
34
5
678
9
10
Vcc=20V
Vcc=18V
Vcc=16V
Vcc=14V
2 X Pout (W)
Pd (W)
Rload=4 ohm
f = 1KHz
1
1.5
2
2.5
3
3.5
4
01 23 45 67 8 9 10 11 12 13
Rload=8ohm
f =1KHz
Vcc=28V
Vcc=24V
Vcc=22V
Vcc=20V
Vcc=18V
Pd(W)
2XPout (W)
1
1.5
2
2.5
3
3.5
4
01 23 45 67 8 9 10 11 12 13
Rload=8ohm
f =1KHz
Vcc=28V
Vcc=24V
Vcc=22V
Vcc=20V
Vcc=18V
Pd(W)
2XPout (W)
Rload=8ohm
f =1KHz
Vcc=28V
Vcc=24V
Vcc=22V
Vcc=20V
Vcc=18V
Pd(W)
2XPout (W)
40
45
50
55
60
65
70
7
8
9
10
1112
1314
15
Iq(mA)
Vs=(+/-V)
Rl = No load
No LC filter



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