Texas Instruments TPA3003D2 - Manual (Page 12)

TPA3003D2
SLOS406A − FEBRUARY 2003 − REVISED MARCH 2003
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TYPICAL CHARACTERISTICS
Figure 13
−250
−200
−150
−100
−50
0
50
10 100 1 k 10 k 100 k 1 M
Gain
Phase
−250
−200
−150
−100
−50
0
50
Gain − dB
f − Frequency − Hz
CLOSED LOOP RESPONSE
Phase − Deg
VCC = 12 V,
Gain = +5.6 dB,
RL = 8
Ω
Figure 14
−250
−200
−150
−100
−50
0
50
100
10 100 1 k 10 k 100 k 1 M
Gain
Phase
−250
−200
−150
−100
−50
0
50
100
Gain − dB
f − Frequency − Hz
CLOSED LOOP RESPONSE
Phase − Deg
VCC = 12 V,
Gain = +36 dB,
RL = 8
Ω
Figure 15
−140
0
−120
−100
−80
−60
−40
−20
50 100 1 k 10 k
FFT − dBr
INTERMODULATION PERFORMANCE
f − Frequency − Hz
VCC = 12 V, 19 kHz, 20 kHz,
1:1, PO = 1 W, RL = 8
Ω
Gain= +13.2 dB,
BW =20 Hz to 22 kHz,
Class-D
No Filter
Figure 16
2
1
0
−1
− Input Offset V
oltage − mV
4
5
6
INPUT OFFSET VOLTAGE
vs
COMMON-MODE INPUT VOLTAGE
V
IO
3
VICM − Common-Mode Input Voltage − V
1 1.5 2 2.5 3 3.5 4 4.5 5
VCC = 12 V