http://alasir.com/reference/solder_alloys/ WebBall shear tests were performed both for as-soldered solder joints with soldering reaction times of 7, 15, 30, 60, and 120 sec at 270°C and for aged solder joints at 150°C for up to 16 days. During the soldering reactions, ... Effect of Cu-containing solders on the critical IMC thickness for the shear strength of BGA solder joints.

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WebApr 1, 2006 · The cross-sectional views of the solder balls after the shear testing are shown in Fig. 4. Comparing Fig. 3 with Fig. 4, the shear failure modes of the solder ball joints, … http://www.aecouncil.com/Documents/AEC_Q100-010A.pdf impacts of hurricane katrina on new orleans

Shear and Fatigue Properties of Lead-Free Solder Joints ... - ASME

WebMar 14, 2024 · In this study, a shear strength test was used to shear the solder joints from the copper pads in a horizontal direction. Shear strength is one of the most important indicators of reliability. An Instron 5948 Micro-Mechanical device (Instron, Norwood, MA, USA) was used to perform the tests (shown in Figure 3). WebOct 18, 1999 · DOI: 10.1109/IEMT.1999.804790 Corpus ID: 136830914; The effect of Au plating thickness of BGA substrates on ball shear strength under reliability tests @article{Hung1999TheEO, title={The effect of Au plating thickness of BGA substrates on ball shear strength under reliability tests}, author={S. C. Hung and P. J. Zheng and S.C. … Web3.2 Ball Shear Strength – AC Fig. 2 shows the average of ball shear strength for polymer core solder balls with and without Ni, after subjected to AC stress test. Generally, the … list three major battles during wwii