TS4962M_07 Datasheet, PDF (24/41 Pages) STMicroelectronics – 3W filter-free class D audio power amplifier

Electrical characteristic curves
Figure 46. THD+N vs. frequency
10
RL=8Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=2.5V
1 _{Tamb = 25°C}
Po=0.2W
TS4962M
Figure 47. THD+N vs. frequency
10
RL=8Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=2.5V
1 _{Tamb = 25°C}
Po=0.2W
0.1
0.01
50 100
Po=0.1W
1000
Frequency (Hz)
Figure 48. Gain vs. frequency
8
6
Vcc=5V, 3.6V, 2.5V
4
RL=4Ω + 15μH
2 ^G=6dB
Vin=500mVpp
Cin=1μF
Tamb = 25°C
0
20
100
1000
Frequency (Hz)
Figure 50. Gain vs. frequency
8
6
Vcc=5V, 3.6V, 2.5V
4
RL=4Ω + Filter
2 ^G=6dB
Vin=500mVpp
Cin=1μF
Tamb = 25°C
0
20
100
1000
Frequency (Hz)
0.1
10000 20k
0.01
50 100
Po=0.1W
1000
Frequency (Hz)
10000 20k
Figure 49. Gain vs. frequency
8
10000 20k
6
Vcc=5V, 3.6V, 2.5V
4
RL=4Ω + 30μH
2 ^G=6dB
Vin=500mVpp
Cin=1μF
Tamb = 25°C
0
20
100
1000
Frequency (Hz)
10000 20k
Figure 51. Gain vs. frequency
8
10000 20k
6
Vcc=5V, 3.6V, 2.5V
4
RL=8Ω + 15μH
2 ^G=6dB
Vin=500mVpp
Cin=1μF
Tamb = 25°C
0
20
100
1000
Frequency (Hz)
10000 20k
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