TPA3004 Datasheet, PDF (17/43 Pages) Texas Instruments – 12-W STEREO CLASS-D AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL

TYPICAL CHARACTERISTICS
TPA3004D2
SLOS407A – FEBRUARY 2003 – MARCH 2003
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
–40
VCC = 12 V,
RL = 8 Ω,
–50 ^{C2p5 = 1 µF,}
Class-D
–60
INPUT RESISTANCE
vs
GAIN
160
VAROUT
140
120
100
–70
–80
–90
–100
10
100
1k
10 k
f – Frequency – Hz
Figure 25
100 k
80
60
40
20
0
–50
–30
–10
10
30
Gain – dB
Figure 26
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
–200
20
NOISE
vs
FREQUENCY
VCC = 12 V,
Gain= +20 dB,
RL = 8 Ω
Inputs AC Coupled to GND,
VAROUT,
No Filter
100
1k
f – Frequency – Hz
Figure 27
12.853
9.318
CLOSED LOOP RESPONSE
Gain
5.784
2.249
–1.285
–4.82
Phase
–8.354
–11.889
–15.424
–18.958
VCC = 12 V,
Gain= +7.9 dB,
RL = 8 Ω
VAROUT
–22.493
10 k
10
100
1k
10 k
f – Frequency – Hz
Figure 28
175
150
125
100
75
50
25
0
–25
–50
–75
–100
–125
–150
–175
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