Surface activated flip-chip bonding of laser chips

Eiji Higurashi, Tadatomo Suga, Masao Nakagawa, Renshi Sawada

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This paper reports the results of low-temperature flip-chip bonding of a vertical cavity surface emitting laser (VCSEL) on a micromachined Si substrate. Low temperature bonding was achieved by introducing the surface activation by plasma irradiation into the flip-chip bonding process. After the surfaces of the Au electrodes of the VCSEL and Si substrate were cleaned using an Ar radio frequency (RF) plasma, Au-Au bonding was carried out only by contact in ambient air with applied static pressure. At a bonding temperature of 100°C, the die-shear strength exceeded the failure criteria of MIL-STD-883.

Original languageEnglish
Title of host publicationProceedings of the ASME/Pacific Rim Technical Conference and Exhibition on Integration and Packaging of MEMS, NEMS, and Electronic Systems
Subtitle of host publicationAdvances in Electronic Packaging 2005
PublisherAmerican Society of Mechanical Engineers
Pages793-796
Number of pages4
ISBN (Print)0791842002, 9780791842003
DOIs
Publication statusPublished - 2005
Externally publishedYes
EventASME/Pacific Rim Technical Conference and Exhibition on Integration and Packaging of MEMS, NEMS, and Electronic Systems: Advances in Electronic Packaging 2005 - San Francisco, CA, United States
Duration: 2005 Jul 172005 Jul 22

Publication series

NameProceedings of the ASME/Pacific Rim Technical Conference and Exhibition on Integration and Packaging of MEMS, NEMS, and Electronic Systems: Advances in Electronic Packaging 2005
VolumePART A

Other

OtherASME/Pacific Rim Technical Conference and Exhibition on Integration and Packaging of MEMS, NEMS, and Electronic Systems: Advances in Electronic Packaging 2005
Country/TerritoryUnited States
CitySan Francisco, CA
Period05/7/1705/7/22

Keywords

  • Flip-chip bonding
  • Hybrid Integration
  • Surface Activated bonding

ASJC Scopus subject areas

  • Engineering(all)

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