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A21SP16 датащи(PDF) 23 Page - STMicroelectronics

номер детали A21SP16
подробное описание детали  3 W filter-free class-D audio power amplifier
PDF  37 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

A21SP16 датащи(HTML) 23 Page - STMicroelectronics

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A21SP16
Electrical characteristic curves
37
Figure 40. THD+N vs. frequency
Figure 41. THD+N vs. frequency
1000
10000
0.01
0.1
1
10
Po=0.1W
Po=0.3W
RL=4
Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=2.5V
Tamb = 25
°C
20k
200
Frequency (Hz)
1000
10000
0.01
0.1
1
10
Po=0.1W
Po=0.3W
RL=4
Ω + Filter
G=6dB
Bw < 30kHz
Vcc=2.5V
Tamb = 25
°C
20k
200
Frequency (Hz)
Figure 42. THD+N vs. frequency
Figure 43. THD+N vs. frequency
1000
10000
0.1
1
10
Po=0.45W
Po=0.9W
RL=8
Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=5V
Tamb = 25
°C
20k
200
Frequency (Hz)
0.0
0.2
0.4
0.6
0.8
1.0
0
20
40
60
80
100
0
50
100
150
Vcc=5V
RL=8
Ω + ≥ 15μH
F=1kHz
THD+N
≤1%
Power
Dissipation
Efficiency
Output Power (W)
Figure 44. THD+N vs. frequency
Figure 45. THD+N vs. frequency
1000
10000
0.01
0.1
1
10
Po=0.25W
Po=0.5W
RL=8
Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=3.6V
Tamb = 25
°C
20k
200
Frequency (Hz)
1000
10000
0.01
0.1
1
10
Po=0.25W
Po=0.5W
RL=8
Ω + 30μH
G=6dB
Bw < 30kHz
Vcc=3.6V
Tamb = 25
°C
20k
200
Frequency (Hz)



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