Friday, March 9, 2012

Power Amplifier 70W with STA550


Features :
  • POWER AMPLIFIER MONOCHIP BRIDGE STEREO AMPLIFIER FOR BASH® ARCHITECTURE
  • 55+55W OUTPUT POWER @ RL = 4/8 W, THD = 0.5%
  • 70+70W OUTPUT POWER @ RL = 4/8 W, 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 OUTPUTCURRENT TO LIMIT THE DIGITAL CONVERTER
  • ABSOLUTE POWER BRIDGE OUTPUT TRANSISTOR POWER PROTECTION
  • ABSOLUTE OUTPUT CURRENT LIMIT
  • INTEGRATED THERMAL PROTECTION
  • POWER SUPPLY OVER VOLTAGE PROTECTION
  • FLEXIWATT POWER PACKAGE WITH 27 PIN



Schematic


Pinout

Front view

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