TS4962M_07 Datasheet, PDF (23/41 Pages) STMicroelectronics – 3W filter-free class D audio power amplifier

TS4962M
Figure 40. THD+N vs. frequency
10
RL=4Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=2.5V
Tamb = 25°C
1
Po=0.4W
Electrical characteristic curves
Figure 41. THD+N vs. frequency
10
RL=4Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=2.5V
Tamb = 25°C
1
Po=0.4W
0.1
200
Po=0.2W
1000
Frequency (Hz)
10000 20k
0.1
50 100
Po=0.2W
1000
Frequency (Hz)
10000 20k
Figure 42. THD+N vs. frequency
10
RL=8Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=5V
Tamb = 25°C
1
Po=0.9W
Figure 43. THD+N vs. frequency
10
RL=8Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=5V
Tamb = 25°C
1
Po=0.9W
0.1
50 100
Po=0.45W
1000
Frequency (Hz)
10000 20k
0.1
50 100
Po=0.45W
1000
Frequency (Hz)
10000 20k
Figure 44. THD+N vs. frequency
10
RL=8Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=3.6V
Tamb = 25°C
1
Po=0.5W
Figure 45. THD+N vs. frequency
10
RL=8Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=3.6V
Tamb = 25°C
1
Po=0.5W
0.1
50 100
Po=0.25W
1000
Frequency (Hz)
10000 20k
0.1
50 100
Po=0.25W
1000
Frequency (Hz)
10000 20k
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