Datasheet

P
O
− Output Power (Per Channel) − W
0.0
0.3
0.6
0.9
1.2
1.5
0 3 6 9 12 15
I
CC
− Supply Current − A
G017
R
L
= 4 Ω (SE)
Gain = 20 dB
V
CC
= 12 V
P
O
− Output Power (Per Channel) − W
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0 5 10 15 20 25
I
CC
− Supply Current − A
G018
V
CC
= 24 V
V
CC
= 18 V
R
L
= 8 Ω (SE)
Gain = 20 dB
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
f − Frequency − Hz
Power Supply Rejection Ratio − dB
G019
20 100 1k 10k 20k
V
CC
= 24 V
V
O(ripple)
= 0.2 V
PP
R
L
= 4 Ω (SE)
Gain = 20 dB
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
f − Frequency − Hz
Power Supply Rejection Ratio − dB
G025
20 100 1k 10k 20k
V
CC
= 24 V
V
O(ripple)
= 0.2 V
PP
R
L
= 8 Ω (SE)
Gain = 20 dB
TPA3125D2
SLOS611 – DECEMBER 2008 ........................................................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
All tests are conducted at frequency = 1 kHz unless otherwise noted.
SUPPLY CURRENT SUPPLY CURRENT
vs vs
OUTPUT POWER (PER CHANNEL) OUTPUT POWER (PER CHANNEL)
A dashed line represents thermally limited A dashed line represents thermally limited
region. region.
Figure 17. Figure 18.
POWER SUPPLY REJECTION RATIO POWER SUPPLY REJECTION RATIO
vs vs
FREQUENCY FREQUENCY - SE
Figure 19. Figure 20.
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