Texas Instruments TPA3003D2 - Manual (Page 10)

TPA3003D2
SLOS406A − FEBRUARY 2003 − REVISED MARCH 2003
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TYPICAL CHARACTERISTICS
Figure 5
SUPPLY CURRENT
vs
OUTPUT POWER (TOTAL)
PO − Output Power (Total) − W
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0 1 2 3 4 5 6
VCC = 12 V,
RL = 8
Ω
− Supply Current −
A
CC
I
Figure 6
0
0.2
0.4
0.6
0.8
1
8.5 9 10 11 12 13 14
VSD = 0 V
VSD = 0.8 V
QUIESCENT SHUTDOWN SUPPLY CURRENT
vs
SUPPLY VOLTAGE
VCC − Supply Voltage − V
− Quiescent Shutdown Supply Current −
A
µ
CC
I
Figure 7
60
40
20
0
−50 −30 −10 10
80
100
120
30 50
− Input Impedance − k
Gain − dB
INPUT IMPEDANCE
vs
GAIN
Z
i
Ω
Figure 8
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 W