V
CC
− Supply Voltage − V
0
1
2
3
4
5
6
7
8
9
10
10
11
12
13
14
15
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
Ef
ficiency − %
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
Ef
ficiency − %
G016
V
CC
= 18 V
R
L
= 8
Ω
(SE)
Gain = 20 dB
V
CC
= 24 V
www.ti.com
........................................................................................................................................................................................................
SLOS578 – MAY 2008
TYPICAL CHARACTERISTICS (continued)
All tests are made at frequency = 1 kHz unless otherwise noted.
OUTPUT POWER
OUTPUT POWER
vs
vs
SUPPLY VOLTAGE
SUPPLY VOLTAGE
Figure 14.
A.
Dashed
line
represents
thermally
limited
region.
Figure 13.
EFFICIENCY
EFFICIENCY
vs
vs
OUTPUT POWER
OUTPUT POWER
Figure 15.
Figure 16.
Copyright © 2008, Texas Instruments Incorporated
9
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