Typical characteristics – Texas Instruments TPA3003D2 User Manual
Page 12
TPA3003D2
SLOS406A − FEBRUARY 2003 − REVISED MARCH 2003
12
www.ti.com
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