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TS2012 数据表(PDF) 15 Page - STMicroelectronics

部件名 TS2012
功能描述  Filter-free stereo 2x2.8 W class D audio power amplifier
PDF  29 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS2012 数据表(HTML) 15 Page - STMicroelectronics

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TS2012
Electrical characteristics
29
Figure 10. Output power vs. power supply
voltage (i)
Figure 11. Output power vs. power supply
voltage (ii)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
THD+N=10%
RL = 4Ω + ≥ 15μH
F = 1kHz
BW < 30kHz
Tamb = 25°C
THD+N=1%
Power Supply Voltage (V)
2.53.0
3.54.0
4.55.0
5.5
0.0
0.4
0.8
1.2
1.6
2.0
THD+N=10%
RL = 8Ω + ≥ 15μH
F = 1kHz
BW < 30kHz
Tamb = 25°C
THD+N=1%
Power Supply Voltage (V)
Figure 12. PSRR vs. common mode input
voltage
Figure 13. PSRR vs. frequency
0.00.5
1.01.5
2.0
2.5
3.03.5
4.04.5
5.0
-80
-70
-60
-50
-40
-30
-20
-10
0
Gain=6dB
Gain=24dB
Vcc=3V
Vcc=2.5V
Vcc=5V
Vripple = 200mVpp, F = 217Hz
RL ≥ 4Ω + ≥ 15μH, Tamb = 25°C
Common Mode Input Voltage (V)
100
1k
10k
-80
-70
-60
-50
-40
-30
-20
-10
0
Gain=24dB
Inputs grounded, Vripple = 200mVpp
RL ≥ 4Ω + ≥ 15μH, Cin=1μF, Tamb=25°C
Vcc = 2.5, 3.6, 5V
20k
20
Gain=6dB
Frequency (Hz)
Figure 14. CMRR vs. common mode input
voltage
Figure 15. CMRR vs. frequency
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-80
-70
-60
-50
-40
-30
-20
-10
0
Gain=6dB
Gain=24dB
Vcc=3V
Vcc=2.5V
Vcc=5V
ΔVicm=200mVpp, F = 217Hz
RL ≥ 4Ω + ≥ 15μH, Tamb = 25°C
Common Mode Input Voltage (V)
100
1k
10k
-80
-70
-60
-50
-40
-30
-20
-10
0
Gain=24dB
ΔVicm=200mVpp, Vcc = 2.5, 3.6, 5V
RL ≥ 4Ω + ≥ 15μH, Cin=1μF, Tamb=25°C
20k
20
Gain=6dB
Frequency (Hz)



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