Electronics Forum | Sat Feb 16 07:21:17 EST 2019 | SMTA-Joe
I am experiencing a "tarnishing" issue on PWB traces that may be causing problems with component reflow. The PWB traces are made to the following spec: SOLDER MASK OVER BARE COPPPER WITH SILVER IMMERSION PLATING PER IPC4553, PLATING TO BE 8-12 MIC
Electronics Forum | Tue Jun 20 09:28:30 EDT 2006 | cuculi54986@yahoo.com
We evaluated four SAC305 pastes. Of the four, we found Alpha OM-338 to appear to have the least flux residue. We also found it to be the most dull, least shiny, most non-SnPb looking of the four.
Industry News | 2011-05-16 16:00:12.0
Nihon Superior announces that Keith Howell, Technical Director for the Americas, will present during the SMTA Ohio Valley chapter meeting on June 3, 2011 at the Dave and Busters in Hilliard, Ohio.
Effect of Soldering Parameters on Reaction Kinetics and Phase Transformations of SAC 305 Solder Effect of Soldering Parameters on Reaction Kinetics and Phase Transformations of SAC 305 Solder As technology becomes increasingly reliant
International Sn3.0Ag0.5Cu (SAC305) is the most popula
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