Controlling Junction Temperature of LEDs with Thermal Management Materials
The junction temperature in an LED (the p-n junction temperature) is most critical to consider for LED cooling. If this temperature rises above t...
Solder Alloys
Standard PV Interconnect Ribbon Sizes
I probably should have mentioned in my last post, you don’t need to start from scratch. Here are......
PV Interconnect Products
PV interconnect products have a lot of nicknames: tabbing ribbon, interconnect wire, bus bar, stringing ribbon, etc. I......
ELV Legislation Update (I)
Under-the-Hood: The “Death Valley” of Power Electronics New insights in April into changes in the European ELV (End-of-life vehi...
Another Method to Determine Solder Reflow Profile: Thermal Profiler or DSC
Differential Scanning Calorimeter (TA Instruments Q100) The optimal solder reflow profile for a given assembly involves a peak reflow temperature that...
Au/Sn Sputtering Targets
In addition to Au/Sn sputtering pucks, Indium Corporation can also manufacture full size Au/Sn sputtering targets. 80Au/20Sn is......
Solderspatter: Solder Paste in Unexpected Places
Figure 1: Solderspatter (soldersplash) on Gold/Nickel Figure 2: Phase Inversion during Reflow ......
What's Your Pb-Free Replacement for High Pb Alloys In Die-Attach?
Solder Die Attach Image Courtesy of memsonics.com The clock is ticking before the extension of Pb-free legislation for high Pb-containi...
Is Sn/Cu Alloy a Good Choice for Solder Paste?
Folks I was chatting recently with Indium Corporation’s Mike Fenner about Sn/Cu alloys for solder paste. Mike has many years of experience ...
Enlist the Experts before Choosing a Solder Alloy for Chip Attach
A few of Indium’s solder experts ready to assist. I am well aware that many of you are now working in stressed out, short-handed workplaces and ...
Surface Preparation for Flux-less Reflow – The Solution
I can’t promise that every gold-indium or copper-indium soldering process can work without a flux, but there are tricks to give you a better cha...