TPA0112 Datasheet, PDF (12/34 Pages) Texas Instruments – 2-W STEREO AUDIO POWER AMPLIFIER WITH FOUR SELECTABLE GAIN SETTINGS

TPA0112
2-W STEREO AUDIO POWER AMPLIFIER
WITH FOUR SELECTABLE GAIN SETTINGS
SLOS204B – MAY 1999 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
0
RL = 8 Ω
CB = 0.47 µF
–20 ^BTL
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
0
RL = 32 Ω
CB = 0.47 µF
–20 ^SE
–40
AV = –24 V/V
–60
AV = –2 V/V
–80
–40
AV = –1 V/V
–60
–80
–100
–120
20
100
1k
f – Frequency – Hz
Figure 25
CROSSTALK
vs
FREQUENCY
0
PO = 1 W
RL = 8 Ω
–20 ^{AV = –2 V/V}
BTL
–40
10k 20k
–100
–120
20
100
1k
f – Frequency – Hz
Figure 26
CROSSTALK
vs
FREQUENCY
0
PO = 1 W
RL = 8 Ω
–20 ^{AV =– 24 V/V}
BTL
–40
10k 20k
–60
–80
–100
–120
20
LEFT TO RIGHT
RIGHT TO LEFT
100
1k
f – Frequency – Hz
Figure 27
10k 20k
–60
–80
–100
–120
20
LEFT TO RIGHT
RIGHT TO LEFT
100
1k
f – Frequency – Hz
Figure 28
10k 20k
12
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