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TS4909 数据表(PDF) 16 Page - STMicroelectronics

部件名 TS4909
功能描述  Dual mode low power 150mW stereo headphone amplifier with capacitor-less and single-ended outputs
PDF  32 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4909 数据表(HTML) 16 Page - STMicroelectronics

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Electrical characteristics
TS4909
16/32
Figure 44.
Power dissipation vs. output power Figure 45.
Power dissipation vs. output power
0
102030
405060
0
20
40
60
80
100
120
RL=32
Ω
RL=16
Ω
Phantom Ground
Vcc=3V, F=1kHz
THD+N<1%
Output Power (mW)
0
5
10
15
20
25
30
35
40
45
50
55
0
5
10
15
20
25
30
35
40
RL=32
Ω
RL=16
Ω
Single Ended
Vcc=3V, F=1kHz
THD+N<1%
Output Power (mW)
Figure 46.
Power dissipation vs. output power Figure 47.
Power dissipation vs. output power
0
20
40
60
80
100
120
140
160
0
50
100
150
200
250
300
RL=32
Ω
RL=16
Ω
Phantom Ground
Vcc=5V, F=1kHz
THD+N<1%
Output Power (mW)
0
20
40
60
80
100
120
140
160
0
20
40
60
80
100
RL=32
Ω
RL=16
Ω
Single Ended
Vcc=5V, F=1kHz, THD+N<1%
Output Power (mW)
Figure 48.
Crosstalk vs. frequency
Figure 49.
Crosstalk vs. frequency
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Single Ended
Vcc=5V, RL=16
Ω
Av=-1, Po=90mW
T
AMB
=25°C
Frequency (Hz)
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Single Ended
Vcc=5V, RL=32
Ω
Av=-1, Po=60mW
T
AMB
=25°C
Frequency (Hz)



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