TPA2012D2_07 Datasheet, PDF (7/20 Pages) Texas Instruments – 2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER

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TPA2012D2
SLOS438C – DECEMBER 2004 – REVISED MARCH 2007
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION
vs
OUTPUT POWER
20
R_L = 8 W,
10 f = 1 kHz,
A_V = 24 dB
2.5 V
1
3.6 V
TOTAL HARMONIC DISTORTION
vs
OUTPUT POWER
20
R_L = 8 W,
10 f = 1 kHz,
A_V = 6 dB
2.5 V
1
3.6 V
TOTAL HARMONIC DISTORTION
vs
OUTPUT POWER
20
R_L = 4 W,
10 f = 1 kHz,
A_V = 24 dB
2.5 V
1
3.6 V
0.1
5V
0.01
0.01
0.1
1
3
P_O − Output Power − W
Figure 1.
TOTAL HARMONIC DISTORTION
vs
OUTPUT POWER
20
R_L = 4 W,
10 f = 1 kHz,
A_V = 6 dB
2.5 V
1
3.6 V
0.1
5V
0.01
0.01
0.1
1
3
P_O − Output Power − W
Figure 2.
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
1
V_DD = 2.5 V,
R_L = 4 W,
C_I = 1 mF,
A_V = 6 dB
350 mW
120 mW
0.1
5V
0.01
0.01
0.1
1
4
P_O − Output Power − W
Figure 3.
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
1
V_DD = 2.5 V,
R_L = 8 W,
C_I = 1 mF,
A_V = 6 dB
260 mW
90 mW
0.1
0.1
0.1
5V
240 mW
180 mW
0.01
0.01
0.1
1
4
P_O − Output Power − W
Figure 4.
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
1
V_DD = 3.6 V,
R_L = 4 W,
C_I = 1 mF,
A_V = 6 dB
275 mW
825 mW
0.1
0.01
20
100
1k
f − Frequency − Hz
Figure 5.
10 k 20 k
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
1
V_DD = 3.6 V,
R_L = 8 W,
C_I = 1 mF,
A_V = 6 dB
190 mW
560 mW
0.1
0.01
20
100
1k
f − Frequency − Hz
Figure 6.
10 k 20 k
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
1
V_DD = 5 V,
R_L = 4 W,
C_I = 1 mF,
A_V = 6 dB
550 mW
0.1
1.65 W
550 mW
375 mW
1.1 W
0.01
20
100
1k
f − Frequency − Hz
Figure 7.
10 k 20 k
0.01
20
100
1k
f − Frequency − Hz
Figure 8.
10 k 20 k
0.01
20
100
1k
f − Frequency − Hz
Figure 9.
10 k 20 k
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