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Ask the Experts

September 14, 2011 - Updated
September 12, 2011 - Originally Posted

Lead-free Components in a Leaded Process

Can you point me to any tech papers or specifications on the practice of using lead-free components in a leaded process?

R. T.

Expert Panel Responses

For leaded parts, no problem (note, do not use 'lead' for Pb as 'lead' can also mean a part with legs). For parts with solder balls, you need to be very careful. Celestica had some great papers on this topic. No specifications that I am aware of.

Dr. Craig D. Hillman
CEO & Managing Partner, DfR Solutions

Dr. Hillman's specialties include best practices in Design for Reliability, strategies for transitioning to Pb-free, supplier qualification, passive component technology and printed board failure mechanisms.

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