ORMOND BEACH, FL - Engelmaier Associates has announced the release of version v.08 of the White Paper titled: "Recommendations for PCB FAB Notes and Specifications in Printed Circuit Board Drawings for SnPb and Lead-Free Soldering Assemblies, the Qualification of PCB Shops and Activities to Assure Continued Quality."  

The report covers problems in electronic product reliability caused by the change to lead-free solders as it concerns PCB fabrication. As indicated by the title, recommendations are made regarding appropriate specifications and ‘FAB Notes’ on drawings for printed circuit boards (PCBs), general procedures to qualify PCB shops, and the assurance of producing good quality PCBs, with testing procedures to verify quality and reliability.
Version v.08 includes 29 specific FAB Notes, many with sub-notes, for the specification of PCBs to be utilized in lead-free solder assemblies.