TPA0103PWPRG4 Datasheet, PDF (16/45 Pages) Texas Instruments – 1.75-W 3-CHANNEL STEREO AUDIO POWER AMPLIFIER

TPA0103
1.75-W 3-CHANNEL STEREO AUDIO POWER AMPLIFIER
SLOS167A – JULY 1997 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
100
VDD = 5 V
BW = 22 Hz to 22 kHz
RL = 4Ω
Center
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
100
VDD = 3.3 V
BW = 22 Hz to 22 kHz
RL = 4Ω
Center
10
Left
10
Left
Right
Right
1
20
100
1k
f – Frequency – Hz
Figure 37
10 k 20 k
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
0
RL = 4 Ω
–10 _{CB = 4.7 µF}
BTL
–20
–30
–40
–50
–60
VDD = 3.3 V
–70
–80
–90
–100
20
VDD = 5 V
100
1k
f – Frequency – Hz
Figure 39
10 k 20 k
1
20
100
1k
f – Frequency – Hz
Figure 38
10 k 20 k
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
0
RL = 4 Ω
–10 CB = 4.7 µF
SE
–20
–30
–40
–50
VDD = 5 V
–60
–70
VDD = 3.3 V
–80
–90
–100
20
100
1k
f – Frequency – Hz
Figure 40
10 k 20 k
16
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