STMicroelectronics STA543SA
The STA543SA is a 3-channels audio amplifier – SOFT SHORT AT TURN-ON with DC volume control dedicated for each single – THERMAL SHUTDOWN PROXIMITY 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.FEATURES
● OUTPUT POWER CAPABILITY 24W x 1 + 7W x 2 @ VCC = 15V, RL = 4Ω, 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 Clipwatt 19●
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● OVERRATING CHIP TEMPERATURE WITH SOFT THERMAL LIMITER VERY INDUCTIVE LOADS FORTUITOUS OPEN GND ESD
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DESCRIPTION
DIAGNOSTIC FACILITIES DataSheet4U.com The device is a class AB Audio amplifier – CLIP DETECTOR assembled in the Clipwatt19 package; it is – OUT TO GND SHORT designed for high quality sound application. – OUT TO VS SHORT DataShee Protections●
● OUPUT AC/DC SHORT CIRCUIT SOFT SHORT AT TURN-ON Order codes Part number STA543SA Temp range, °C 0 to 70 Package Clipwatt 19 Packing Tube July 2005 CD00061065 Rev 2 1/23 23 This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.