Datasheet

P
O
− Output Power − W
0.01
R
L
= 4 Ω (SE)
Gain = 20 dB
0.1 1 10
THD+N − Total Harmonic Distortion + Noise − %
0.001
0.01
10
40
0.1
G005
1
V
CC
= 12 V
P
O
− Output Power − W
0.01
R
L
= 6 Ω (SE)
Gain = 20 dB
0.1 1 10
THD+N − Total Harmonic Distortion + Noise − %
0.001
0.01
10
40
0.1
G006
1
V
CC
= 12 V
V
CC
= 18 V
−100
−90
−80
−70
−60
−50
−40
−30
−20
f − Frequency − Hz
Crosstalk − dB
G008
20 100 1k 10k 20k
Left to Right
Right to Left
V
CC
= 12 V
V
O
= 1 Vrms
R
L
= 4 Ω (SE)
P
O
= 0.25 W
Gain = 20 dB
P
O
− Output Power − W
0.01
R
L
= 8 Ω (SE)
Gain = 20 dB
0.1 1 10
THD+N − Total Harmonic Distortion + Noise − %
0.001
0.01
10
40
0.1
G007
1
V
CC
= 12 V
V
CC
= 18 V
V
CC
= 24 V
TPA3121D2
www.ti.com SLOS537A –MAY 2008–REVISED AUGUST 2010
TYPICAL CHARACTERISTICS (continued)
All tests are made at frequency = 1 kHz unless otherwise noted.
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs vs
OUTPUT POWER OUTPUT POWER
Figure 5. Figure 6.
TOTAL HARMONIC DISTORTION + NOISE CROSSTALK
vs vs
OUTPUT POWER FREQUENCY
Figure 7. Figure 8.
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