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Experimental and finite elemental investigations on residual stress of TSV

  • Fei Su*
  • , Tianbao Lan
  • , Yunhui Zhu
  • , Jing Chen
  • *Corresponding author for this work
  • Beihang University
  • Peking University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, a Micro-Infrared Photo-elasticity (MIPE) system was set up and applied to evaluate the residual stress of Si chip around TSV. The MIPE system can only give overall stress information along thickness. To investigate the stress distribution around TSV quantitatively, finite element method was employed and the simulation results were compared with that of experimental measurements. Through this investigation, the maximum principal stress and affected area around TSV were determined.

Original languageEnglish
Title of host publication2014 15th International Conference on Electronic Packaging Technology, ICEPT 2014
EditorsKeyun Bi, Zhong Tian, Ziqiang Xu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1133-1137
Number of pages5
ISBN (Electronic)9781479947072
DOIs
StatePublished - 13 Oct 2014
Event2014 15th International Conference on Electronic Packaging Technology, ICEPT 2014 - Chengdu, China
Duration: 12 Aug 201415 Aug 2014

Publication series

NameProceedings of the Electronic Packaging Technology Conference, EPTC

Conference

Conference2014 15th International Conference on Electronic Packaging Technology, ICEPT 2014
Country/TerritoryChina
CityChengdu
Period12/08/1415/08/14

Keywords

  • Finite element method
  • Photo-elasticity
  • Stress
  • Through Silicon Via (TSV)

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