Texas Instruments APA100 Stereo Amplifier User Manual


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Total Harmonic Distortion + Noise
5-3
Measured Results
Figure 5−3. APA100 THD+N vs Output Power With 4-W Load
20
5
1
0.5
0.1
0.05
0.01
10 m 1 2 10 20 100 200
THD+N − Total Harmonic Distortion + Noise − %
P
O
− Output Power − W
f = 1 kHz,
PV
DD
= 15 V, 18 V, 20 V, 24 V,
28 V, 29.5 V
Figure 5−4. APA100 THD+N vs Output Power With 8-W Load
20
5
1
0.5
0.1
0.05
0.01
10 m 1 2 10 20 100 200
THD+N − Total Harmonic Distortion + Noise − %
P
O
− Output Power − W
f = 1 kHz,
PV
DD
= 15 V, 18 V, 20 V, 24 V,
28 V, 29.5 V
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