TS482 查看數據表（PDF） - STMicroelectronics
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TS482 Datasheet PDF : 26 Pages
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Electrical Characteristics
TS482
Figure 31. Power dissipation vs. output power Figure 32. Power derating vs. ambient
temperature
25
Vcc=2V
F=1kHz
20 THD+N<1%
15
RL=8Ω
10
RL=16Ω
5
RL=32Ω
0
0
2
4
6
8
10 12 14
Output Power (mW)
Figure 33. Current consumption vs. power
supply voltage
Figure 34. Power supply rejection ratio vs.
frequency
6
No load
5
4 Ta=85°C
3
Ta=25°C
2
Ta=-40°C
1
0
0
1
2
3
4
5
Power Supply Voltage (V)
100 Vcc=5V
80
60 Vcc=3.3V
Vcc=2.6V & 2V
40 Vripple=100mVpp
Vpin3,5=Vcc/2 (forced bias)
RL >= 8Ω
20 0db=70mVrms
Tamb=25°C
0
20
100
1000
10000
Frequency (Hz)
100000
Figure 35. THD + N vs. output power
Figure 36. THD + N vs. output power
10
RL = 8Ω
F = 20Hz
Av = -1
BW < 125kHz
1 Tamb = 25°C
Vcc=2V
Vcc=2.6V
0.1
Vcc=3.3V
Vcc=5V
0.01
1
10
100
Output Power (mW)
10
RL = 16Ω
F = 20Hz
Av = -1
1 BW < 125kHz
Tamb = 25°C
0.1
Vcc=2V
Vcc=2.6V
0.01
1E-3
1
Vcc=3.3V
Vcc=5V
10
100
Output Power (mW)
14/26
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