TPA0233
2-W MONO AUDIO POWER AMPLIFIER
WITH HEADPHONE DRIVE
SLOS278D – JANUARY 2000 – REVISED NOVEMBER 2002
functional block diagram
CB
4
BYPASS
VDD
3
VDD
GND
8
1
FILT_CAP
1
µF
BYPASS
50 kΩ
1.25*R
100 kΩ
5
Right
Audio
Input
CI
RIN
M
U
X
–
+
+
BYPASS
BYPASS
100 kΩ
50 kΩ
Stereo/Mono
Control
50 kΩ
1.25*R
Left
Audio
Input
R
–
+
+
BYPASS
BYPASS
From
System Control
2
SHUTDOWN
Shutdown
and Depop
Circuitry
1 kΩ
LO/MO–
10
ST/MN
7
R
–
RO/MO+
6
CC
VDD
RI
CI
RI
9
LIN
M
U
X
–
CC
AVAILABLE OPTIONS
TA
– 40°C to 85°C
PACKAGED DEVICES
MSOP†
(DGQ)
TPA0233DGQ
MSOP
SYMBOLIZATION
AEJ
† The DGQ package are available taped and reeled. To order a taped and reeled part, add the
suffix R to the part number (e.g., TPA0233DGQR).
2
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
