TDA7388A 查看數據表（PDF） - STMicroelectronics
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TDA7388A Datasheet PDF : 13 Pages
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Electrical specifications
TDA7388A
2.4
Electrical characteristic curves
Figure 3. Quiescent current vs. supply
voltage
Figure 4. Output power vs. supply voltage
(4 Ohm)
Id (mA)
200
190
Vin = 0
RL = 4 Ω
180
170
160
150
140
8
10
12
14
16
Vs (V)
Figure 5. Distortion vs. output power
Po (W)
45
40
RL= 4Ω
35
f= 1 KHz
THD = 10%
30
25
20
THD = 1%
15
10
18
AC00531
5
8
9
10 11 12 13 14 15 16 17 18
Vs (V)
AC00532
Figure 6. Distortion vs. frequency
THD (%)
10
Vs = 14.4V
RL = 4Ω
1
0.1
f = 10 KHz
f = 1 KHz
THD (%)
10
Vs = 14.4V
RL = 4Ω
Po = 4W
1
0.1
0.01
0.1
1
10
Po (W)
100
AC00533
0.01
10
100
1000
10000
f (Hz)
Figure 7. Supply voltage rejection vs.
frequency
Figure 8. Crosstalk vs. frequency
SVR (dB)
100
90
80
70
60
50
40 Rg = 600Ω
Vripple = 1 Vrms
30
20
10
100
1000
f (Hz)
10000
SVR (dB)
100
90
80
70
60
50
RL = 4Ω
Po = 4W
Rg = 600Ω
40
100000
AC00535
30
10
100
1000
f (Hz)
10000
100000
AC00534
100000
AC00536
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