TS4962 Datasheet, PDF (15/22 Pages) STMicroelectronics – 3W Filter-free Class D Audio Power Amplifier

Electrical Characteristics
Figure 28. THD+N vs output power
10
RL = 4Ω + 15µH
F = 100Hz
G = 6dB
BW < 30kHz
Tamb = 25°C
1
Vcc=5V
Vcc=3.6V
Vcc=2.5V
TS4962
Figure 31. THD+N vs output power
10
RL = 8Ω + 30µH or Filter
F = 100Hz
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)
1
3
Figure 29. THD+N vs output power
10
RL = 4Ω + 30µH or Filter
F = 100Hz
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)
12
Figure 32. THD+N vs output power
10
RL = 4Ω + 15µH
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)
1
3
Figure 30. THD+N vs output power
10
RL = 8Ω + 15µH
F = 100Hz
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)
1
3
Figure 33. THD+N vs output power
10
RL = 4Ω + 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)
12
0.1
1E-3
0.01
0.1
Output Power (W)
1
3
15/22