10
T
H
D
+N
(%
)
OUTPUT POWER (mW)
1
0.01
0.1
1
5
10
20
50
100
2
+3.6V
+3V
+5V
10
T
HD
+N
(
%
)
OUTPUT POWER (mW)
10
100
1000
10000
0.01
0.1
1
+5V
+3.6V
+3V
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Typical Demonstration Board Audio Performance
Figure 16. THD+N vs Output Power
Figure 17. THD+N vs Output Power
R
L
= 32
Ω
, f = 1kHz
R
L
= 8
Ω
, f = 1kHz
BW = 22kHz, HP, Mode 4
BW = 22kHz, LS , Mode 1
11
SNAA043A – October 2007 – Revised May 2013
AN-1622 LM49100 Evaluation Board»
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