TECH HUB

ENIG


Definition

  • Solderability
  • Aluminum wire bonding
  • Electric Contact Surface
  • Multiple Reflows


Benefits

  • A planar, solderable finish
  • Good shelf life – Does not tarnish
  • Precious metal electrical contact surface (1.5 million actuations)
  • Al wire bondable
  • Nickel strengthens the PTH – acts as a rivet
  • Nickel barrier prevents copper dissolution during wave solder & rework
  • EMI shield mounting surface
  • Withstands multiple heat cycles well


Limitations

  • Expensive
  • Nickel layer prone to crack from mechanical stress








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Domestic PCB Fabricator

Saturn Electronics Corporation is a debt-free, domestic bare printed circuit board manufacturer providing cutting-edge solutions mandatory throughout design, assembly and fabrication.

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