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....
Lead Free Solder
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 ...
Indium Corporation at Semicon West 2011
Many, many thanks to the hundreds of you who came by the Indium Corporation booth at Semicon West this year. Some of you came to hear about ...
Peter Borgesen Weighs in on Lead-Free Solder Reliability
Folks, I met Peter Borgesen back in the mid 1980s when he was a research scientist at Cornell working with Professor Che-Yu......
Field Data Encouraging for Lead-Free Solder Reliability
Folks, Although a few have suggested that lead-free reliability is an oxymoron, currently most people that have studied the reliability of SAC3...
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...
Alternate Lead-Free Tabbing Alloys for Solar Module Assembly
Today I received an interesting email that could be useful for my readers. Here goes: p style="margin:......
SMT Reflow Process Window: Solder Paste Maximum Slope vs. Ramp (or Average) Rate
Included in a solder paste‘s Product Data Sheet, among other things, are general guidelines which aid the customer in designing a...
Lead Use on the Rise, Bismuth Supplies Secure: Solder Alloy Considerations
Based on a recent post I published regarding the use of bismuth (Bi) in solder alloys, John writes: “If Bismuth comes from the production o...
Bismuth Solder Alloy Follow On
Folks, A few people asked some questions after my last post on bismuth solders. Here they are:......
Has the Time Come for Tin-Bismuth Solders?
Folks, When the industry was preparing to transition to lead-free solders almost ten years ago (can it have been that......