Datasheet

20
100
FREQUENCY (Hz)
-120
-100
-80
-60
-40
-20
+0
PSRR (dB)
100k50
200500 1k 2k 5k 10k 20k 50k
-110
-90
-70
-50
-30
-10
20
100
FREQUENCY (Hz)
-120
-100
-80
-60
-40
-20
+0
PSRR (dB)
100k50
200500 1k 2k 5k 10k 20k 50k
-110
-90
-70
-50
-30
-10
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
THD + N (%)
10m 20m 50m 100m 200m 500m 1 2 3
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
THD + N (%)
10m 20m 50m 100m 200m 500m 1 2 3
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
THD + N (%)
10m 20m 50m 100m 200m 500m 1 2 3
10m 100m
OUTPUT POWER (W)
120m 200m 250m 500m
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
THD+N
(%)
LM49350, LM49350RLEVAL
SNAS359D –SEPTEMBER 2008–REVISED JUNE 2012 www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Loudspeaker THD+N vs Output Power Loudspeaker THD+N vs Output Power
Differential Aux Input, Aux Gain = 0dB Differential Aux Input, Aux Gain = 0dB
V
DD
= 5V, V
IN
= 1kHz, R
L
= 8Ω LS_V
DD
= 3.3V, R
L
= 4Ω, f = 1kHz
Figure 27. Figure 28.
Loudspeaker THD+N vs Output Power Loudspeaker THD+N vs Output Power
Differential Aux Input, Aux Gain = 0dB Differential Aux Input, Aux Gain = 0dB
LS_V
DD
= 4.2V, R
L
= 4Ω, f = 1kHz LS_V
DD
= 5V, R
L
= 4Ω, f = 1kHz
Figure 29. Figure 30.
Loudspeaker PSRR vs Frequency Loudspeaker PSRR vs Frequency
LS_V
DD
= 3.3V, Aux Gain = 0dB LS_V
DD
= 4.2V, Aux Gain = 0dB
Differential Aux Input to Ground Differential Aux Input to Ground
V
RIPPLE
= 200mV
PP
V
RIPPLE
= 200mV
PP
Figure 31. Figure 32.
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