Issues and Answers

Read more on SMT rework and repair, as well as other issues related to surface mounting technology with Ray Prasad's issues and answers. As an expert in SMT, Ray provides many resources on common issues, including head-in-pillow.

Baking and Bagging of PCBs for Lead Free Assemblies

In my audits of various OEMs and EMS companies I generally find that very few companies are following proper handling of moisture sensitive components. Moisture sensitivity concern has been with us since the early days of high volume SMT manufacturing in mid-80s...

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Reflow Profile For Backward Compatibility

With tin lead eutectic composition one could easily get away by maintaining peak temperature between 190C to 225C, a variation of almost 35C and still achieve good reflow soldering results...

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