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May 20, 2024
Can Silver Cause Solder Embrittlement?
I worked with boards and cabling for over 30 years. Most of the wire we used was silver plated, for thermal and electrical conductivity. In aircraft applications, there was obviously a lot of vibration, especially ...
Dave Good

May 3, 2024
Cause of Long-Term Soldering Joint Cracking in Automotive Application
Consider also the solder alloy. These failures occurred within the SAC305 world. SAC305 is a very brittle alloy and very susceptible to freezing and below freezing temps (re traffic light failures in Madison Wisconsin). ...
Ike Sedberry, ISEDS

May 3, 2024
Cause of Long-Term Soldering Joint Cracking in Automotive Application
Is the failing pin at the same location, such as a corner ground / power pin? If the failing pin location maps to a power / ground plane, and it is being hand soldered, there ...
Wallace Huson Ables, Dell Technologies

May 1, 2024
Does HASL or ENIG Reduce Creep Corrosion in Corrosive Environments?
Creep corrosion is a mean thing and you have to avoid it. The best bet would be to use a conformal coating. Use the IPC-HDBK-830 as a guidance for the best type for your application. ...
Frank Huijsmans, PIEK Int. Education Centre

May 1, 2024
Does HASL or ENIG Reduce Creep Corrosion in Corrosive Environments?
IPC subcommittee 3-11G investigated creep corrosion with ENIG and found it could be a serious problem with the right mix of sulfur, humidity, and a catalyst like chlorine in the environment. Anyone using ENIG and ...
Naji Norder, Emerson Test & Measurement