Texas Instruments TPA3003D2 - Manual (Page 11)

TPA3003D2
SLOS406A − FEBRUARY 2003 − REVISED MARCH 2003
11
www.ti.com
TYPICAL CHARACTERISTICS
Figure 9
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20 20 k 50 100 200 500 1 k 2 k 5 k 10 k
PO = 0.5 W
VCC = 12 V,
RL = 8
Ω,
TA = 25 ° C
f − Frequency − Hz
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
THD+N − T
otal Harmonic Distortion + Noise − %
PO = 1 W
PO = 3.5 W
Figure 10
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20m 50m 100m 200m 500m 1 2 5 10
VCC = 8.5 V,
RL = 8
Ω,
TA = 25 ° C
PO − Output Power − W
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
THD+N − T
otal Harmonic Distortion + Noise − %
f = 20 Hz
f = 1 kHz
f = 20 KHz
Figure 11
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20m 50m 100m 200m 500m 1 2 5 10
VCC = 12 V,
RL = 8
Ω,
TA = 25 ° C
PO − Output Power − W
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
THD+N − T
otal Harmonic Distortion + Noise − %
f = 1 kHz
f = 20 kHz
f = 20 Hz
Figure 12
−90
−85
−80
−75
−70
−65
−60
−55
−50
−45
−40
20 100 1 k 10 k 100 k
VCC = 12 V,
RL = 8
Ω
f − Frequency − Hz
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
k
SVR
− Supply Ripple Rejection Ratio − dB