Mixed Alloy Wetting for SAC BGA Assembly Using Sn63 Solder Paste
Have you ever wondered about what happens to a Pb-free Ball-Grid Array (BGA), with Tin/Silver/Copper (SAC) spheres in a Tin/Lead (Sn/Pb) proces...
Have you ever wondered about what happens to a Pb-free Ball-Grid Array (BGA), with Tin/Silver/Copper (SAC) spheres in a Tin/Lead (Sn/Pb) proces...
X-section of tabbing ribbon showing solder thickness Solder thickness is important whether you are interested......
This is something you may have run into if you’ve ever manually dipped and placed PoP components.span style="mso-spacerun:......
Image from Metals Handbook”, Volume 6 (1983) When it comes to solidus and liquidus temperatures, things aren’t just black and......
Bus Ribbon vs. Tabbing Ribbon (left to right) Bus ribbon is a very specialized......
You may notice that many of the solar grade fluxes and solder pastes are designated ‘no-clean’. This classification......
90um flux deposits on silicon (Follows this post) span style="font-size: 10pt;......
Indium TIMs are not susceptible to this type of metallic corrosion. Image courtesy of www.moonraker.com.au/techni/news2.htm ......
In previous posts, we have mentioned soldering to gold, but never discussed the unique processing aspects related to this. div sty...
Various assemblies utilize solders, including Au/Sn and tin solder, for thermal attachments. These solders perform multiple functions: 1)s...