Datasheet

P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 1 2 3 4 5 6 7 8 9 10
η − Efficiency − %
G018
V
CC
= 12 V
V
CC
= 24 V
Gain = 20 dB
Z
L
= 8 Ω + 66 µH
V
CC
= 18 V
f − Frequency − Hz
Phase − °
100
50
0
−300
0
5
10
15
20
25
30
35
40
Gain − dB
−50
−100
−150
20 100 10k 100k1k
G015
Phase
Gain
−200
−250
C
I
= 1 µF
Gain = 20 dB
Filter = Audio Precision AUX-0025
V
CC
= 12 V
V
I
= 0.1 Vrms
Z
L
= 8 Ω + 66 µH
V
PLIMIT
− PLIMIT Voltage − V
0
2
4
6
8
10
12
14
16
0.0 0.5 1.0 1.5 2.0 2.5 3.0
P
O(Max)
− Maximum Output Power − W
G013
Gain = 20 dB
V
CC
= 24 V
Z
L
= 8 Ω + 66 µH
V
PLIMIT
− PLIMIT Voltage − V
0
5
10
15
20
25
30
35
0 1 2 3 4 5 6
P
O
− Output Power − W
G014
Gain = 20 dB
V
CC
= 12 V
Z
L
= 4 Ω + 33 µH
TPA3113D2
SLOS650E –AUGUST 2009–REVISED JULY 2012 www.ti.com
TYPICAL CHARACTERISTICS (continued)
(All Measurements taken at 1 kHz, unless otherwise noted. Measurements were made using the TPA3113D2 EVM which is
available at ti.com.)
MAXIMUM OUTPUT POWER OUTPUT POWER
vs vs
PLIMIT VOLTAGE (BTL) PLIMIT VOLTAGE (BTL)
NOTE: Dashed line represents thermally limited region.
NOTE: Dashed line represents thermally limited region.
Figure 14. Figure 15.
GAIN/PHASE EFFICIENCY
vs vs
FREQUENCY (BTL) OUTPUT POWER (BTL)
NOTE: Dashed lines represent thermally limited region.
Figure 16. Figure 17.
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