Preliminary Datasheet
DUAL AUDIO POWER AMPLIFIER
General Description
The AA8227 is a monolithic dual audio power ampli-
fier with built-in power on/off switch. It is designed for
use in portable radio cassette, tape recorder and other
audio products.
Because it needs only few external components to
work, an audio system adopting AA8227 will have a
remarkable merit to save system space.
This IC is available in HDIP-12 package.
AA8227
Features
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High Power: P
OUT
=2.5W/CH (Typ) at R
L
=4鈩?
V
CC1
=V
CC2
=9V, THD=10%
Built-in Standby Switch
Built-in Thermal Shutdown Protection Circuit
Low Popping Noise at Power On
Soft Clip
Few External Components
Operating Supply Voltage Range: 5 to 15 V
Applications
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Mini 2.1-CH or 5.1-CH Audio Sound System
PC External Audio Power Amplifier
Portable Radio Cassette
Tape Recorder
Active Speaker
HDIP-12
Figure 1. Package Type of AA8227
Aug. 2006 Rev. 1. 0
1
BCD Semiconductor Manufacturing Limited