The Pin-in-Paste Process with Donut-Shaped Preforms
Folks, some years ago I created a software tool, StencilCoach™, to calculate the stencil parameters to provide for an adequate amount of so...
Solder Paste
Enhanced SIR testing for Reliability
SIR testing has been around for a while. Why? And why might we want to use tests that are even more challenging than the current J-STD-004B?...
When Life Gives You Lumens, Make LED Paste!
AuLTRA™ 3.2 and AuLTRA™ 5.1 are air or nitrogen reflow AuSn solder pastes specially formulated for higher processing temperatures and asse...
Why Square Apertures Provide More Solder Paste than Circular Apertures
Folks, When comparing the volume of solder paste provided by a circular versus square aperture, consider that if the side of the square is D and the d...
Join Me at SMTA's PanPac 2022 - January 31 to February 3
Folks, I will be presenting three papers at PanPac 2022. They are: 1. Low Melt High Remelt Solder Paste, co-authored with Claire Hotvedt of Indium Cor...
SiP Printing 101 Webinar Follow-Up
Recently, I hosted a webinar for Stencil Printing for System in Package Applications. I wanted to take some time to offer a better explanation on impo...
SiP Printing 101 Webinar Preview: Stencil Technology
Stencil technology has evolved throughout the years, and System-in-Package solder pastes require specific stencil manufacturing processes and novel te...
SiP Printing 101 Webinar Preview: Solder Paste Inspection
Just as important in the solder paste printing process is solder paste inspection; how do you know if your printer is operating optimally if your SPI ...
SiP Printing 101 Webinar Preview: Water Soluble vs. No-Clean Pastes
Choosing the correct solder paste formulation is critical for System-in-Package assembly. Indium Corporation's SiPaste® solder pastes offer a ...
Solder in Medical Devices: Wait, There's Solder There?
Shielding the RF waves generated by an MRI machine is mandatory. Soldered copper is one the metals used for RF shielding because it absorbs radio and ...
Hypothesis and Confidence Interval Calculations for Cp and Cpks
Folks, I am re-posting an updated blog post on Cp and Cpk calculations with Excel®, as I have improved the Excel® spreadsheet. If you wou...
Stencil Printing 101 Webinar Follow-up
Recently, I hosted a webinar for Stencil Printing 101. The InSIDER Series contained two parts. The first is on the basics: Solder paste 101 – th...