STA5100
140W MONO
s
POWER AMPLIFIER
s
s
s
s
s
s
s
s
s
MONOCHIP BRIDGE MONO AMPLIFIER FOR
BASH
廬
ARCHITECTURE
110W OUTPUT POWER @ R
L
= 4
鈩?
THD = 0.5%
140W OUTPUT POWER @ R
L
= 4
鈩?
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
s
s
s
s
s
TRANSISTOR POWER PROTECTION
ABSOLUTE OUTPUT CURRENT LIMIT
INTEGRATED THERMAL PROTECTION
POWER SUPPLY OVER VOLTAGE
PROTECTION
FLEXIWATT POWER PACKAGE WITH 27 PIN
BASH廬 licence required
DESCRIPTION
The STA5100 is a fully integrated power module de-
signed to implement a BASH廬 amplifier when used
in conjunction with STABP01 digital processor.
BLOCK DIAGRAM
+VS
GND
-VS
OUT_ PRE
TRK
PWR_INP
+
-
IN_PRE
COMPRESSOR
鈭咷
ABSOLUTE
VALUE
BLOCK
CD+P
+2
OUTP
+2
OUTP
OUTPUT BRIDGE
ATT_REL
V/l
CD-P
CD+
PEAK
DETECTOR
Ict
OVER
VOLTAGE
PROTECTION
S1
SOA
DETECTOR
PROT.
THRESH
TRK_OUT
THERMAL
PROTECTION
TURN-
ON/OFF
SEQUENCE
STBY/MUTE
CD+N
-1
OUTN
-1
OUTN
OUTPUT BRIDGE
CD-N
D01AU1280
July 2003
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