日本金属学会2023年秋期(第173回)講演大会

Presentation information

一般講演

6.Materials Processing » Solid process/ Solid and welding process

[G] Solid process/ Solid and welding process(2)

Thu. Sep 21, 2023 10:00 AM - 12:30 PM Rm. E (2nd Flr. Education and Research Building, School of Engineering)

Chair:Naoyuki HAMADA

12:00 PM - 12:15 PM

[134] Investigation of Fatigue Properties of Sn-58Bi Lead-Free Solder for Flip Chip Bonding

*Shota UMEDA1, Tatsuya KOBAYASHI2, Ikuo SHOHJI2, Hirokazu NOMA3, Kazue HIRANO3, Hitoshi ONOZEKI3, Sadaaki KATOH3 (1. Graduate School of Science and Technology, Gunma Univ, 2. Graduate School of Science and Technology, Gunma Univ, 3. Resonac Corporation)

Keywords:フリップチップ、Sn-58Bi、Sn-3.0Ag-0.5Cu、疲労寿命、耐熱疲労特性

近年の電子機器の高機能化及び小型化により, フリップチップ接合では低温実装実現のため低融点はんだが注目されている. そこで本研究では, Sn-58Bi (mass%)に着目し, 疲労特性を調査することを目的とした.

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