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TS421 数据表(PDF) 26 Page - STMicroelectronics

部件名 TS421
功能描述  360 mW mono amplifier with standby mode
PDF  42 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS421 数据表(HTML) 26 Page - STMicroelectronics

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Figure 83. THD + N vs. output power RL = 8 Ω,
Cb = 1 µF
1
10
100
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.5V
Vcc=2V
RL = 8Ω, F = 20kHz
Av = 8, Cb = 1
µF
BW < 125kHz, Tamb = 25°C
Output Power (mW)
Figure 84. THD + N vs. output power RL = 16 Ω,
Cb = 1 µF
1
10
100
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.5V
Vcc=2V
RL = 16Ω
F = 20kHz
Av = 8
Cb = 1
µF
BW < 125kHz
Tamb = 25°C
Output Power (mW)
Figure 85. THD + N vs. output power RL = 32 Ω,
Cb = 1 µF
1
10
100
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.5V
Vcc=2V
RL = 32Ω
F = 20kHz
Av = 8
Cb = 1
µF
BW < 125kHz
Tamb = 25°C
Output Power (mW)
Figure 86. THD + N vs. frequency RL = 8 Ω
100
1000
10000
0.1
Vcc=2V, Po=28mW
Vcc=5V, Po=300mW
RL=8Ω
Av=8
Cb = 1
µF
Bw < 125kHz
Tamb = 25°C
20k
20
Frequency (Hz)
Figure 87. THD + N vs. frequency RL = 16 Ω
100
1000
10000
0.01
0.1
Vcc=2V, Po=20mW
Vcc=5V, Po=220mW
RL=16Ω
Av=8
Cb = 1
µF
Bw < 125kHz
Tamb = 25°C
20k
20
Frequency (Hz)
Figure 88. THD + N vs. frequency RL = 32 Ω
100
1000
10000
0.01
0.1
Vcc=2V, Po=13mW
Vcc=5V, Po=150mW
RL=32Ω
Av=8
Cb = 1
µF
Bw < 125kHz
Tamb=25°C
20k
20
Frequency (Hz)
TS419, TS421
Electrical characteristics curves
DS3048 - Rev 7
page 26/42



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