Datasheet

1
5
0.1
0.05
0.01
0.005
0.001
THD+N – Total Harmonic Distortion+Noise – %
1m 5m 10m 20m 50m
P – Output Power – W
O
2m
Gain = 2 V/V,
Active Filter
10 kHz
1 kHz
100 Hz
1
5
0.1
0.05
0.01
0.005
0.001
THD+N – Total Harmonic Distortion+Noise – %
1m 5m 10m 20m 50m
P – Output Power – W
O
2m
10 kHz
1 kHz
100 Hz
Gain = 2 V/V,
Active Filter
1
5
0.1
0.05
0.01
0.005
0.001
THD+N – Total Harmonic Distortion+Noise – %
20 50 100 200 500 1k 2k 5k 10k 20k
f – Frequency – Hz
10 mW
Gain = 2 V/V,
Active Filter
20 mW
1
5
0.1
0.05
0.01
0.005
0.001
THD+N - Total Harmonic Distortion+Noise - %
20 50 100 200 500 1k 2k 5k 10k 20k
f - Frequency - Hz
10 mW
Gain = 2 V/V,
Active Filter
20 mW
TPA6138A2
SLOS704A –JANUARY 2011– REVISED MAY 2011 www.ti.com
TYPICAL CHARACTERISTICS
VDD = 3.3 V , T
A
= 25°C, C(PUMP) = C(VSS) = 1 μF , C
IN
= 2.2 μF, R
IN
= 15 kΩ, R
fb
= 30 kΩ, R
OUT
= 10 Ω, C
OUT
= 1 nF
(unless otherwise noted)
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs vs
OUTPUT POWER OUTPUT VOLTAGE
V
DD
= 3.3 V, R
L
= 32 Ω V
DD
= 3.3 V, R
L
= 16 Ω
Figure 1. Figure 2.
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs vs
FREQUENCY FREQUENCY
V
DD
= 3.3 V, R
L
= 32 Ω V
DD
= 3.3 V, R
L
= 16 Ω
Figure 3. Figure 4.
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Product Folder Link(s): TPA6138A2