TDA7388A 查看數據表（PDF） - STMicroelectronics
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TDA7388A Datasheet PDF : 13 Pages
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TDA7388A
Electrical specifications
Figure 9. Output noise vs. source resistance Figure 10. Power dissipation & efficiency vs.
output power
180 En (µV)
160
Vs = 14.4V
RL = 4Ω
140
120
100
22-22K Hz lin
80
60
40
"A" wgtd
20
0
1
10
100
Rg (Ω)
1000
10000
AC00537
80 Pdiss (W)
70
Vs = 13.2V
RL = 4 x 4Ω
60
f = 1 KHz
50
40
30
20
10
0
0246
η (%) 80
η
70
60
50
40
Pdiss
30
20
10
0
8 10 12 14 16 18 20 22 24
Po (W)
Figure 11. ITU R-ARM frequency response,
weighting filter for transient pop
Output attenuation (dB)
10
0
-10
-20
-30
-40
-50
10
100
1000
Hz
10000
100000
AC00343
9/13
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