TS4962_10 Datasheet, PDF (25/44 Pages) STMicroelectronics – 2.8 W filter-free mono class D audio power amplifier

TS4962
Figure 34. THD+N vs. output power
10
RL = 8Ω + 15μH
F = 1kHz
G = 6dB
BW < 30kHz
Tamb = 25°C
1
Vcc=5V
Vcc=3.6V
Vcc=2.5V
Electrical characteristics
Figure 35. THD+N vs. output power
10
RL = 8Ω + 30μH or Filter
F = 1kHz
G = 6dB
BW < 30kHz
Tamb = 25°C
1
Vcc=5V
Vcc=3.6V
Vcc=2.5V
0.1
1E-3
0.01
0.1
Output Power (W)
Figure 36. THD+N vs. frequency
10
RL=4Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=5V
1 _{Tamb = 25°C}
Po=1.4W
0.1
12
1E-3
0.01
0.1
Output Power (W)
Figure 37. THD+N vs. frequency
10
RL=4Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=5V
1 _{Tamb = 25°C}
Po=1.4W
12
0.1
0.01
50 100
Po=0.7W
1000
Frequency (Hz)
10000 20k
0.1
0.01
50 100
Po=0.7W
1000
Frequency (Hz)
10000 20k
Figure 38. THD+N vs. frequency
10
RL=4Ω + 15μH
G=6dB
Bw < 30kHz
Vcc=3.6V
1 _{Tamb = 25°C}
Po=0.85W
Figure 39. THD+N vs. frequency
10
RL=4Ω + 30μH or Filter
G=6dB
Bw < 30kHz
Vcc=3.6V
1 _{Tamb = 25°C}
Po=0.85W
0.1
0.01
50 100
Po=0.42W
1000
Frequency (Hz)
10000 20k
0.1
0.01
50 100
Po=0.42W
1000
Frequency (Hz)
10000 20k
Doc ID 10968 Rev 8
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