STA5100 Datasheet, PDF (1/14 Pages) STMicroelectronics – 140W MONO BASH POWER AMPLIFIER

STA5100
140W MONO
POWER AMPLIFIER
s MONOCHIP BRIDGE MONO AMPLIFIER FOR
BASH^® ARCHITECTURE
s 110W OUTPUT POWER @ R_L = 4 Ω,
THD = 0.5%
s 140W OUTPUT POWER @ R_L = 4 Ω,
THD = 10%
s HIGH DYNAMIC PREAMPLIFIER INPUT
STAGES
s EXTERNAL PROGRAMMABLE FEEDBACK
TYPE COMPRESSORS
s AC COUPLED INPUT TO CLASS AB BRIDGE
OUTPUT AMPLIFIER
s PRECISION RECTIFIERS TO DRIVE THE
DIGITAL CONVERTER
s ON-OFF SEQUENCE/ TIMER WITH MUTE
AND STANDBY
s PROPORTIONAL OVER POWER OUTPUT
CURRENT TO LIMIT THE DIGITAL
CONVERTER
s ABSOLUTE POWER BRIDGE OUTPUT
BLOCK DIAGRAM
FLEXIWATT27
TRANSISTOR POWER PROTECTION
s ABSOLUTE OUTPUT CURRENT LIMIT
s INTEGRATED THERMAL PROTECTION
s POWER SUPPLY OVER VOLTAGE
PROTECTION
s FLEXIWATT POWER PACKAGE WITH 27 PIN
s BASH® licence required
DESCRIPTION
The STA5100 is a fully integrated power module de-
signed to implement a BASH® amplifier when used
in conjunction with STABP01 digital processor.
+VS GND -VS
OUT_ PRE
TRK PWR_INP
July 2003
IN_PRE
ATT_REL
THRESH
TRK_OUT
+
-
∆G
COMPRESSOR
V/l
S1
PEAK
DETECTOR
Ict
ABSOLUTE
VALUE
BLOCK
+2
+2
OUTPUT BRIDGE
OVER
VOLTAGE
PROTECTION
SOA
DETECTOR
CD+P
OUTP
OUTP
CD-P
CD+
PROT.
THERMAL
PROTECTION
TURN-
ON/OFF
SEQUENCE
STBY/MUTE
CD+N
-1
OUTN
-1
OUTN
OUTPUT BRIDGE
CD-N
D01AU1280
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