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STA575| Datasheet

By datasheet - April 3rd, 2008

STA575| Datasheet

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STA575
100+100W STEREO
s

POWER AMPLIFIER

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s

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MONOCHIP BRIDGE STEREO AMPLIFIER ON BASH ARCHITECTURE 80+80W OUTPUT POWER @ RL = 4/8 , THD = 0.5% 100+100W OUTPUT POWER @ RL = 4/8 , THD = 10% HIGH DYNAMIC PREAMPLIFIER INPUT STAGES EXTERNAL PROGRAMMABLE FEEDBACK TYPE COMPRESSORS AC COUPLED INPUT TO CLASS AB BRIDGE OUTPUT AMPLIFIER PRECISION RECTIFIERS TO DRIVE THE DIGITAL CONVERTER ON-OFF SEQUENCE/ TIMER WITH MUTE AND STANDBY PROPORTIONAL OVER POWER OUTPUT CURRENT TO LIMIT THE DIGITAL CONVERTER ABSOLUTE POWER BRIDGE OUTPUT

FLEXIWATT27

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TRANSISTOR POWER PROTECTION ABSOLUTE OUTPUT CURRENT LIMIT INTEGRATED THERMAL PROTECTION POWER SUPPLY OVER VOLTAGE PROTECTION FLEXIWATT POWER PACKAGE WITH 27 PIN BASH LICENCE REQUIRED

DESCRIPTION The STA575 is a fully integrated power module designed to implement a BASH amplifier when used in conjunction with STABP01 digital processor.

BLOCK DIAGRAM
+VS GND -VS OUT_ PRE1 TRK_1 PWR_INP1

+ IN_PRE1 COMPRESSOR G

ABSOLUTE VALUE BLOCK

CD+1 +2 OUT1+ -1

OUT1-

OUTPUT BRIDGE ATT_REL1 V/l

CD-1

CD+ PEAK/2 DETECTOR Ict VOLTAGE PROTECTION

S1

SOA DETECTOR

PROT.

TRK_OUT THRESH THERMAL PROTECTION TURNON/OFF SEQUENCE

Ict

STBY/MUTE

S1

PEAK/2 DETECTOR

ATT_REL2

V/l CD+2 COMPRESSOR +2 G + -1 ABSOLUTE VALUE BLOCK OUT2OUT2+

IN_PRE2

OUTPUT BRIDGE

CD-2

OUT_ PRE2

TRK_2

PWR_INP2

D01AU1263

July 2003

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