Datasheet

P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 5 10 15 20 25
η − Efficiency − %
G034
V
CC
= 12 V
Gain = 20 dB
LC Filter = 22 µH + 0.68 µF
R
L
= 4 Ω
P
O(Tot)
− Total Output Power − W
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
0 5 10 15 20 25 30 35 40
I
CC
− Supply Current − A
G021
V
CC
= 12 V
V
CC
= 18 V
V
CC
= 24 V
Gain = 20 dB
Z
L
= 8 Ω + 66 µH
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 5 10 15 20 25
η − Efficiency − %
G033
V
CC
= 12 V
V
CC
= 18 V
Gain = 20 dB
LC Filter = 22 µH + 0.68 µF
R
L
= 6 Ω
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 3 6 9 12 15 18
η − Efficiency − %
G020
V
CC
= 12 V
Gain = 20 dB
Z
L
= 4 Ω + 33 µH
TPA3110D2
SLOS528D –JULY 2009–REVISED JULY 2012 www.ti.com
TYPICAL CHARACTERISTICS (continued)
(All Measurements taken at 1 kHz, unless otherwise noted. Measurements were made using the TPA3110D2 EVM which is
available at ti.com.)
EFFICIENCY EFFICIENCY
vs vs
OUTPUT POWER (BTL with LC FILTER) OUTPUT POWER (BTL)
Figure 22. Figure 23.
EFFICIENCY SUPPLY CURRENT
vs vs
OUTPUT POWER (BTL with LC FILTER) TOTAL OUTPUT POWER (BTL)
Note: Dashed Lines represent thermally limited regions.
Figure 24. Figure 25.
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