Patent · US Active

Moisture barrier for a wire bond

US8766436B2 · kind B2 · utility

38Cited by
3References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2011
Grant dateJul 1, 2014
Priority date
Expiry dateJun 23, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/2064
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An electronic device comprising a bond pad on a substrate and a wire bonded to the bond pad. The device further comprises an intermetallic compound interface located between the bond pad and the wire and a silicon nitride or silicon carbonyl layer covering the intermetallic compound interface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.