參數(shù)資料
型號(hào)： STA543SA
廠商： 意法半導(dǎo)體
英文描述： Triple Amplifier with DC Volume Control
中文描述： 三放大器，具有直流音量控制
文件頁(yè)數(shù)： 1/23頁(yè)
文件大?。?/td> 490K
代理商： STA543SA
PRELIMINARY DATA
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to
change without notice.
Rev 2
1/23
July 2005
CD00061065
23
STA543SA
24W x 1 + 7W x 2
Triple Amplifier with DC Volume Control
Features
■
OUTPUT POWER CAPABILITY
24W x 1 + 7W x 2 @ V
CC
= 15V, R
L
= 4
,
THD = 10%
■
LINEAR DC VOLUME CONTROL FOR EACH
SINGLE CHANNEL
■
MINIMUM EXTERNAL COMPONENTS
COUNT:
– NO BOOTSTRAP CAPACITORS
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN (20dB SE,
26dB BTL)
■
ST-BY FUNCTION (CMOS COMPATIBLE)
■
NO AUDIBLE POP DURING ST-BY
OPERATIONS
■
DIAGNOSTIC FACILITIES
– CLIP DETECTOR
– OUT TO GND SHORT
– OUT TO VS SHORT
– SOFT SHORT AT TURN-ON
– THERMAL SHUTDOWN PROXIMITY
Protections
■
OUPUT AC/DC SHORT CIRCUIT
■
SOFT SHORT AT TURN-ON
■
OVERRATING CHIP TEMPERATURE WITH
SOFT THERMAL LIMITER
■
VERY INDUCTIVE LOADS
■
FORTUITOUS OPEN GND
■
ESD
Description
The device is a class AB Audio amplifier
assembled in the Clipwatt19 package; it is
designed for high quality sound application.
The STA543SA is a 3-channels audio amplifier
with DC volume control dedicated for each single
channel. It is a device suitable for 2.1 solution
thank to its output configuration with two single
ended channels and one bridge. The Short Circuit
Protection, the Thermal Protection and the
Diagnostics Functions are integrated in the
device.
Order codes
Clipwatt 19
Part number
Temp range,
°
C
Package
Packing
STA543SA
0 to 70
Clipwatt 19
Tube
www.st.com
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