Production method of large-current (ZK7000A) fast-recovery rectifier diode

Production method of large-current (ZK7000A) fast-recovery rectifier diode

  • CN 102,214,571 A
  • Filed: 06/03/2011
  • Published: 10/12/2011
  • Est. Priority Date: 06/03/2011
  • Status: Active Application
First Claim
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1. the production method of a big electric current (ZK7000A) fast-recovery commutation diode, it is characterized in that:

  • its processing step is as follows;

    gold, sintering, chip steaming gold, alloy, angle lap, burn into protection, electron irradiation, annealing are steamed by silicon chip cleaning, phosphorus oxychloride diffusion, safe-sided disk, expansion boron, nest plate, silicon chip evaporation of aluminum, molybdenum unit.

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