Posted On: December 12th, 2011 | By: Dr. Ron Lasky

Military/Aerospace Lead-Free Solder Reliability Still Unproven

Folks, I’m taking a few moments from Wassail Weekend , held annually in my village, Woodstock VT, “The prettiest small town in Americ...

Posted On: November 16th, 2011 | By: Dr. Ron Lasky

SMTA Guadalajara Chapter Kick Off Meeting

Folks, The Guadalajara (GDL), MX Chapter of the SMTA held their first meeting on November 9 and 10 at CETI in GDL. Approximately 70 engineers from......

Posted On: November 8th, 2011 | By: Indium Corporation®

Recycling Solder Dross

Anyone who has used wave soldering to assemble PCBs knows about that chunky layer of metal that collects on the smooth surface of the molten solder.&n...

Posted On: September 22nd, 2011 | By: Dr. Ron Lasky

Tin and Silver Use in Electronics after RoHS

Folks, In a recent posting we discussed that the higher melting temperatures of lead-free solder require reflow soldering temperatures to be higher, t...

Posted On: July 25th, 2011 | By: Dr. Ron Lasky

Lead-Free Soldering Reliability: Dr. Ron Accused of Being, "Motivated Only by Greed"

Folks, Here is an interesting turn of events related to the reliability of lead-free (Pb-free) soldering reliability....

Posted On: July 21st, 2011 | By: Dr. Ron Lasky

SAC Solder Alloy Wets Well, It Just Doesn't Spread Well

Folks, I have often pointed out that SAC solder’s poor wetting is both a curse and Godsend. It is a curse when trying to fill ...

Posted On: June 26th, 2011 | By: Dr. Andy Mackie

Thermocompression Bonding for Microbump Flip-Chip Soldering

For reasons that I will discuss in a post later this year, a common factor that is emerging in the area of copper-pillar microbump 2.5D and 3D jo...

Posted On: May 19th, 2011 | By:

Silver-free and Low-Silver Solder Alloys for SMT Discussion, Part 1: Reliability

There seems to be a growing trend to use a low-Ag or Ag-free solder alloy for Surface Mount Technology (SMT) electronics assembly, similar to what is ...