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TS4995 数据表(PDF) 16 Page - STMicroelectronics

部件名 TS4995
功能描述  1.2 W fully differential audio power amplifier with selectable standby and 6 dB fixed gain
PDF  26 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4995 数据表(HTML) 16 Page - STMicroelectronics

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Electrical characteristics
TS4995
16/26
Figure 50.
Current consumption vs. standby
voltage
Figure 51.
Frequency response
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Standby mode=2.6V
Standby Voltage (V)
Vcc = 2.6V
No load
Tamb = 25
°C
Standby mode=0V
100
1000
10000
0
1
2
3
4
5
6
7
8
20k
Cin=4.7
μF
Frequency (Hz)
Cin=330nF
Vcc = 5V
Gain = 6dB
ZL = 8
Ω + 500pF
Tamb = 25
°C
20
Figure 52.
Frequency response
Figure 53.
Frequency response
100
1000
10000
0
1
2
3
4
5
6
7
8
20k
Cin=4.7
μF
Frequency (Hz)
Cin=330nF
Vcc = 3.3V
Gain = 6dB
ZL = 8
Ω + 500pF
Tamb = 25
°C
20
100
1000
10000
0
1
2
3
4
5
6
7
8
20k
Cin=4.7
μF
Frequency (Hz)
Cin=330nF
Vcc = 2.6V
Gain = 6dB
ZL = 8
Ω + 500pF
Tamb = 25
°C
20
Figure 54.
SNR vs. power supply voltage with
unweighted filter
Figure 55.
SNR vs. power supply voltage with
A-weighted filter
2.5
3.0
3.5
4.0
4.5
5.0
5.5
100
102
104
106
108
110
112
114
116
118
120
RL=16
Ω
Power Supply Voltage (V)
F = 1kHz
G = 6dB
Cb = 1
μF
THD + N < 0.7%
Tamb = 25°C
RL=8
Ω
2.5
3.0
3.5
4.0
4.5
5.0
5.5
100
102
104
106
108
110
112
114
116
118
120
RL=16
Ω
Power Supply Voltage (V)
F = 1kHz
G = 6dB
Cb = 1
μF
THD + N < 0.7%
Tamb = 25°C
RL=8
Ω



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