Datasheet
TPA0253
1-W MONO AUDIO POWER AMPLIFIER
WITH HEADPHONE DRIVE
SLOS280D – JANUARY 2000 – REVISED NOVEMBER 2002
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
schematic
Left
Audio
Input
4
FILT_CAP
+
–
1.25*R
R
+
–
50 kΩ
M
U
X
5
R
i
C
i
Right
Audio
Input
RO/MO+
6
+
–
1.25*R
R
+
–
50 kΩ
M
U
X
LIN
9
R
i
C
i
10
50 kΩ
Stereo/Mono
Control
Shutdown
and Depop
Circuitry
SHUTDOWN
2
From
System Control
ST/MN
7
LO/MO–
C
C
C
C
100 kΩ
100 kΩ
V
DD
1 kΩ
C
BYP
BYPASS
8
BYPASS
BYPASS
BYPASS
BYPASS
BYPASS
V
DD
3
V
DD
GND
RIN
1
50 kΩ
50 kΩ
1 µF