Datasheet

−100
−90
−80
−70
−60
−50
−40
−30
−20
f − Frequency − Hz
Crosstalk − dB
G009
20 100 1k 10k 20k
Left to Right
Right to Left
V
CC
= 18 V
V
O
= 1 Vrms
R
L
= 8 Ω (SE)
P
O
= 0.125 W
Gain = 20 dB
−100
−90
−80
−70
−60
−50
−40
−30
−20
f − Frequency − Hz
Crosstalk − dB
G010
20 100 1k 10k 20k
Left to Right
Right to Left
V
CC
= 24 V
V
O
= 1 Vrms
R
L
= 8 Ω (SE)
P
O
= 0.125 W
Gain = 20 dB
f − Frequency − Hz
Phase − °
20 100 1k 100k10k
G011
600
500
400
300
200
100
0
−100
−200
0
5
10
15
20
25
30
35
40
Gain − dB
Phase
Gain
V
CC
= 24 V
R
L
= 4 Ω (SE)
Gain = 20 dB
L
filt
= 22 µH
C
filt
= 0.68 µF
C
dc
= 1000 µF
f − Frequency − Hz
Phase − °
20 100 1k 100k10k
G012
600
500
400
300
200
100
0
−100
−200
0
5
10
15
20
25
30
35
40
Gain − dB
Phase
Gain
V
CC
= 24 V
R
L
= 8 Ω (SE)
Gain = 20 dB
L
filt
= 33 µH
C
filt
= 0.22 µF
C
dc
= 470 µF
TPA3125D2
SLOS611 – DECEMBER 2008 ........................................................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
All tests are conducted at frequency = 1 kHz unless otherwise noted.
CROSSTALK CROSSTALK
vs vs
FREQUENCY FREQUENCY
Figure 9. Figure 10.
GAIN/PHASE GAIN/PHASE
vs vs
FREQUENCY FREQUENCY
Peaking of frequencies above 10 kHz is due to Peaking of frequencies above 10 kHz is due to
reconstruction filter, not the device. reconstruction filter, not the device.
Figure 11. Figure 12.
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