TS4962_07 Datasheet, PDF (25/46 Pages) STMicroelectronics – 2.8W filter-free mono class D audio power amplifier

TS4962
Figure 22. CMRR vs. frequency
0
RL=4Ω + 30μH
G=6dB
ΔVicm=200mVpp
-20 _{ΔR/R≤0.1%}
Cin=4.7μF
Tamb = 25°C
Vcc=5V, 3.6V, 2.5V
-40
Electrical characteristics
Figure 23. CMRR vs. frequency
0
RL=4Ω + Filter
G=6dB
ΔVicm=200mVpp
-20 _{ΔR/R≤0.1%}
Cin=4.7μF
Tamb = 25°C
Vcc=5V, 3.6V, 2.5V
-40
-60
20
100
1000
Frequency (Hz)
10000 20k
-60
20
100
1000
Frequency (Hz)
10000 20k
Figure 24. CMRR vs. frequency
0
RL=8Ω + 15μH
G=6dB
ΔVicm=200mVpp
-20 _{ΔR/R≤0.1%}
Cin=4.7μF
Tamb = 25°C
Vcc=5V, 3.6V, 2.5V
-40
Figure 25. CMRR vs. frequency
0
RL=8Ω + 30μH
G=6dB
ΔVicm=200mVpp
-20 _{ΔR/R≤0.1%}
Cin=4.7μF
Tamb = 25°C
Vcc=5V, 3.6V, 2.5V
-40
-60
20
100
1000
Frequency (Hz)
10000 20k
-60
20
100
1000
Frequency (Hz)
10000 20k
Figure 26. CMRR vs. frequency
Figure 27. CMRR vs. common mode input
voltage
0
RL=8Ω + Filter
G=6dB
ΔVicm=200mVpp
-20 _{ΔR/R≤0.1%}
Cin=4.7μF
Tamb = 25°C
Vcc=5V, 3.6V, 2.5V
-40
-20
ΔVicm = 200mVpp
F = 217Hz
-30 _{G = 6dB}
RL ≥ 4Ω + ≥ 15μH
Tamb = 25°C
-40
-50
Vcc=2.5V
Vcc=3.6V
-60
20
100
1000
Frequency (Hz)
10000 20k
-60
Vcc=5V
-70
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Common Mode Input Voltage (V)
25/46