Keywords: Under bump metallurgy
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Journal Articles
Soldering & Surface Mount Technology (2003) 15 (2): 46–52.
Published: 01 August 2003
... storage test results showed that serious depletion of the UBM layer could occur if the UBM layers were not optimised. The thermo‐mechanical reliability of Ni‐based UBM bumps showed promising results up to 1,500 temperature cycling. © MCB UP Limited 2003 Lead‐free Under bump metallurgy...
Journal Articles
Soldering & Surface Mount Technology (1998) 10 (3): 29–37.
Published: 01 December 1998
...Se‐Young Jang; Kyung‐Wook Paik In flip‐chip interconnection on organic substrates using eutectic tin/lead solder bumps, a highly reliable under bump metallurgy (UBM) is required to maintain adhesion and solder wettability. Various UBM systems such as 1μm Al/0.2μm Ti/5μm...

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