A2211
AiT Semiconductor Inc.
www.ait-ic.com
CLASS AB 1.25 W DIFFERENTIAL AUDIO POWER AMPLIFIER
WITH INTERNAL FEEDBACK CIRCUIT
PIN DESCRIPTION
Top View
Pin #
1
Symbol
SD
Type
I
Functions
Shutdown Pin, Active Low
Common Mode Voltage. Connect a Bypass Capacitor to GND
2
BP
I
for Common Mode Voltage Filtering. The Bypass Capacitor is
Optional.
3
4
5
6
7
8
IN+
IN-
I
I
Positive Differential Input
Negative Differential Input
Positive Differential Output
Power Supply
VOUT
1
O
I
VDD
GND
I
Ground
VOUT
2
O
Negative Differential Output
REV1.2
- AUG 2006 RELEASED, OCT 2008 UPDATED -
- 2 -