Texas Instruments TPA005D12 - Manual (Page 35)

TPA005D12 Class-D EVM Performance Characteristics
3-21 Details
Figure 3–12. Class-D Amplifier Distortion versus Output Power at 4
Ω
1
THD+N
–
T
otal Harmonic Distortion Plus Noise – (%)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
0.1
PO – Output Power – W
0.02
1 kHz
VDD = 5 V
RL = 4
Ω
TA = 25
°
C
0.01 1 2 0.1
Figure 3–13. Class-D Amplifier Distortion versus Output Power at 8
Ω
1
THD+N
–
T
otal Harmonic Distortion Plus Noise – (%)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
0.1
PO – Output Power – W
0.02
1 kHz
VDD = 5 V
RL = 8
Ω
TA = 25
°
C
0.01 1 2 0.1