TPA6211A1-Q1_16 Datasheet, PDF (9/33 Pages) Texas Instruments – TPA6211A1-Q1 3.1-W Mono Fully Differential Audio Power Amplifier

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0.06
0.058
0.056
f = 1 kHz
P_O = 200 mW,
R_L = 1 kHz
0.054
0.052
0.05
0.048
V_DD = 2.5 V
V_DD = 5 V
0.046
0.044
V_DD = 3.6 V
0.042
0.04
0
1
2
3
4
5
V_IC - Common Mode Input Voltage - V
Figure 13. Total Harmonic Distortion + Noise
vs Common-Mode Input Voltage
+0
R_L = 4 Ω,_,
-10 _{C(BYPASS) = 0.47 µF,}
Gain = 5 V/V,
-20 _{CI = 2 µF,}
-30 ^{Inputs ac Grounded}
-40
-50
-60
V_DD = 2.5 V
V_DD = 3.6 V
-70
-80
V_DD = 5 V
-90
-100
20 50 100 200 500 1k 2k 5k 10k 20k
f - Frequency - Hz
Figure 15. Supply Voltage Rejection Ratio vs Frequency
+0
R_L = 4 Ω,_,
−10 C_I = 2 µF,
Gain = 1 V/V,
−20 V_DD = 3.6 V
−30
−40
−50
C_(BYPASS) = 0.1 µF
−60
No C_(BYPASS)
−70
−80
−90
C_(BYPASS) = 1 µF
C_(BYPASS) = 0.47 µF
−100
20 50 100 200 500 1k 2k
5k 10k 20k
f − Frequency − Hz
Figure 17. Supply Voltage Rejection Ratio vs Frequency
TPA6211A1-Q1
SBOS555C – JUNE 2011 – REVISED AUGUST 2016
+0
R_L = 4 Ω,_,
-10 C_(BYPASS) = 0.47 µF,
Gain = 1 V/V,
-20 _{CI = 2 µF,}
Inputs ac Grounded
-30
-40
-50
-60
V_DD = 3.6 V
V_DD = 2.5 V
-70
-80
-90
-100
20
V_DD = 5 V
50 100 200 500 1k 2k
5k 10k 20k
f - Frequency - Hz
Figure 14. Supply Voltage Rejection Ratio vs Frequency
+0
R_L = 4 Ω,_,
-10 _{C(BYPASS) = 0.47 µF,}
-20
C_I = 2 µF,
V_DD = 2.5 V to 5 V
-30 ^{Inputs Floating}
-40
-50
-60
-70
-80
-90
-100
20 50 100 200 500 1k 2k 5k 10k 20k
f - Frequency - Hz
Figure 16. Supply Ripple Rejection Ratio vs Frequency
0
−10
−20
−30
−40 _{VDD = 2.5 V}
R_L = 4 Ω,_,
C_I = 2 µF,
Gain = 1 V/V,
C_(BYPASS) = 0.47 µF
V_DD = 3.6 V,
f = 217 Hz,
Inputs ac Grounded
−50
V_DD = 3.6 V
−60
−70
V_DD = 5 V
−80
−90
−100
0
1
2
3
4
5
6
DC Common Mode Input − V
Figure 18. Supply Voltage Rejection Ratio
vs DC Common-Mode Input
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