Datasheet

V
CC
− Supply Voltage − V
0
2
4
6
8
10
12
14
16
18
20
22
10 12 14 16 18 20 22 24 26
P
O
− Output Power − W
G013
THD+N = 1%
THD+N = 10%
R
L
= 4 Ω (SE)
Gain = 20 dB
V
CC
− Supply Voltage − V
0
2
4
6
8
10
12
14
10 12 14 16 18 20 22 24 26
P
O
− Output Power − W
G014
THD+N = 1%
THD+N = 10%
R
L
= 8 Ω (SE)
Gain = 20 dB
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 1 2 3 4 5 6 7
Efficiency − %
G015
R
L
= 4 Ω (SE)
Gain = 20 dB
V
CC
= 12 V
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 2 4 6 8 10 12
Efficiency − %
G016
V
CC
= 18 V
R
L
= 8 Ω (SE)
Gain = 20 dB
V
CC
= 24 V
TPA3125D2
www.ti.com ........................................................................................................................................................................................... SLOS611 – DECEMBER 2008
TYPICAL CHARACTERISTICS (continued)
All tests are conducted at frequency = 1 kHz unless otherwise noted.
OUTPUT POWER OUTPUT POWER
vs vs
SUPPLY VOLTAGE SUPPLY VOLTAGE
A dashed line represents thermally limited A dashed line represents thermally limited
region. region.
Figure 13. Figure 14.
EFFICIENCY EFFICIENCY
vs vs
OUTPUT POWER OUTPUT POWER
Figure 15. Figure 16.
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