ITO (Indium-Tin Oxide) Sputtering Target Reclaim/Recycling
ITO is one of the materials that makes the magic of flat panel displays (monitors, TVs, etc.) possible. When sputtered on in a thin layer, it act...
All Categories
Status of Lead-Free Solder Joint Reliability in Thermal Cycle Testing
Folks, Back in October, I posted comments on lead-free reliability. In this post, I mentioned that I chaired a session at SMTAI on “...
Electromigration (EM) and Electrochemical Migration (ECM)
I was asked this week to contribute to the upcoming IPC handbook (IPC-CH-65 HDBK) on the section on contamination and its effects on printed wiring as...
Compatibility of Conformal Coatings versus No-Clean Solder Paste Flux Residues: When To Clean?
Conformal coating compatibility with no-clean flux residues has been a major topic for years – becoming even more popular recently with companie...
Is Technology Always Advancing?
Folks, Technology: Always Advancing? I believe most of us think of technology as always advancing. A quick look at the evolution of mobile p...
Package-on-Package (PoP) Solder Paste
A quick trip to discuss roadmapping with one of the world’s top processor manufacturers, and a visit to discuss Pb-free power die-attach materia...
Managing Interviews in Business to Business Marketing Communications
It is always important, sometimes critical, to come off well when interviewed. Most often the interviewer is an industry (or larger) celebrity and the...
Wave Solder Flux Deactivation Temperatures Explained
The “wave soldering flux deactivation temperature question” arises every few weeks, and the easy answer is that wave solder fluxes are des...
Epoxy Flux Dipping for CSP and PoP Applications
This week a customer in Asia asked why one of our new epoxy fluxes was not allowing the package-on-package (PoP) device to be picked up from the dippi...
No NUSE is Good News
I'd like to coin a term, "nuse". It means to use the news, in a bad way, to your benefit. This term came to mind as I observed variou...