Achieving Uniform Solder Bondline Control Between Substrate and Baseplate in IGBTs: Part I
The next few posts come to us from my colleagues Karthik Vijay, Indium Corporation’s Technical Manager for Europe and Liam Mills of TT Electroni...
Solder Alloys
Estimating the Per Cent Gold In An Alloy: "Wet Gold Technique" Only Works with One Alloying Element… and You Must Know What That Element Is
Folks, The Wet Gold Technique is a simple way to estimate the percentage of gold in a gold alloy. This technique indirectly measures the density...
Solder Technology Inside A Hot Car On A Sunny Summer Day
Here’s a true story regarding the service temperature of solder joints. Yesterday, as I left work, I noticed that it felt really hot outside. I ...
Applying Solder Preforms - Testing the Assembly
Finally – the fun part! After all of your work specifying the right materials and applying them, at last we can test all of the assumptions we h...
Changing the Composition of Your Tin-Lead Solder Pot
In today’s electronics manufacturing industry, many companies are using lead-free solder alloys. However, there are a few sectors in the industr...
Lead Free 2015
Folks, It is hard to believe that in July we will celebrate the 9th anniversary of the advent of RoHS. So the timing seemed right when I was recently ...
Solder Alloy Families
Have you ever had to choose something (a new computer, kitchen cabinets, eyeglasses) and had so many choices that you became overwhelmed and got analy...
Applying Solder Preforms – Compression
Most people think of our alloys only in the ‘soldering’ sense. However, these same materials may be used in applications where they aren&r...
Alloy Melting
Folks, Richard asks: Dear Dr. Ron, Recently we had a solderability problem with tin-finished component leads and SAC305 solder paste. One of our...
Making Solder Preforms
Once an order is placed for the solder preforms that you have specified, Indium Corporation begins the manufacturing process promptly; we have a lot o...
Design Solutions for Engineered Solders
Today’s technology simplifies the translation of an idea into a design. A drawing can be dimensioned in an instant. Thermal models and str...
Making Solder Preforms - Secondary Processing
So by now in our process we have a form of metal that should have exactly the alloy you have requested, but a large piece of solder isn’t going ...