High-resolution wet etching technology of thick electroless nickel alloy film for MEMS devices and packaging

  • Y. Zhang
  • , Q. S. Zhu
  • , T. Itoh
  • , R. Maeda
  • , A. Toda

Research output: Contribution to conferencePaperpeer-review

2 Scopus citations

Abstract

In this paper, we present a high-resolution wet etching technology of 1.5 μm-thick electroless nickel alloy film. The minimum feature size was successfully reduced to about 10 μm. The developed etching technology is well compatible to conventional micro-electro-mechanical systems (MEMS) processes, and has been successfully utilized on the 4-inch wafer as well. It could be expected more practical application of electroless nickel alloy film in not only MEMS but also electronic packaging.

Original languageEnglish
Pages396-399
Number of pages4
DOIs
StatePublished - 2013
Externally publishedYes
Event2013 14th International Conference on Electronic Packaging Technology, ICEPT 2013 - Dalian, China
Duration: 11 Aug 201314 Aug 2013

Conference

Conference2013 14th International Conference on Electronic Packaging Technology, ICEPT 2013
Country/TerritoryChina
CityDalian
Period11/08/1314/08/13

Keywords

  • electroless
  • micro-electro-mechanical systems
  • nickel
  • wet etching

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