200W Audio Amplifier



This complete high quality, low noise mono audio power amplifier is based around the Hybrid Integrated Circuit STK4050 manufactured by Sanyo. The circuit incorporates volume and has a maximum music output power of 200W. The circuit incorporates an on board power supply; therefore, only center tapped transformer is required to power the circuit. I t has very good quality sound. U can use it with your Home Theatre your PC & etc… You can also use it as Subwoofer Amplifier. It is a compact package for THIN-TYPE Audio sets. Easy Heatsink design to disperse heat generated in THIN-TYPE audio sets. Constant-Current circuit to Reduce supply switch-ON and switch-OFF shock noise. External supply switch-On and switch-OFF shock noise muting, Load short-circuit protection, thermal shutdown and other circuits can be tailored-designed.


  • Output Power : 200Watts
  • Load Resistance : 8ohms
    Input impedance : 55K
  • Maximum supply voltage : (+95v)-0-(-95v)
  • Recommended supply voltage : (+66v)-0-(-66v)


  • Elmer

    Can I ask for the complete parts list of these stk 4050II. Thank you

    5 years ago
  • Elmer

    Also the pictures with layout of stk4050II.

    5 years ago
  • robert

    hey guys you can download it to manufacturers productlist

    5 years ago
  • Bestluck

    Please apart from the 3 listed ic, which are stk 4050,4050v and 4050ii, is their any other equivalent of the above mentioned ic.

    4 years ago

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