Electronics Forum | Tue Dec 04 14:26:56 EST 2007 | ratsalad
We use the same oven for both Pb and Pb-free assemblies. We have been for about two years. We have not seen any issues with contamination. I can't imagine how any Pb would end up in a Pb-free joint in the reflow oven. The Pb doesn't vaporize, the
Electronics Forum | Mon May 03 20:54:06 EDT 2010 | aungthura
Thanks Josh for your kind advice. Yes, we have some contacts of Rehm vapor system.However, we didn't know about cost of galden what you mentioned.It is a good point and has been kept as a note and Electrolytics in Vapor phase,too. Hope you can share
Electronics Forum | Thu Mar 29 02:46:25 EDT 2012 | johndoe0222
My company is doing a project with a lot of QFN. The question that we are not sure is how to properly solder a QFN on a PCB. QA says The alignment tab on the side of the QFN should have a physical solder from the board, like a leaded chip. After refl
Electronics Forum | Tue Jun 20 00:31:18 EDT 2006 | Frank
I, too, would bend it 90-degrees prior to assembly and I would also put on a little spring loaded, removable, heat sink on to the wire to stop the heat transfer up the wire. After the wire is soldered, then remove the heat sink. Try the one from Ra
Electronics Forum | Wed Dec 04 10:59:04 EST 2019 | dwl
The solder looks a little grainy for Sn/Pb solder but that might just be the picture quality. There appears to be plenty of solder on the pads, so I'd rule out anything to do with the stencil. One possibility that springs to mind; how long is your
Electronics Forum | Wed May 12 11:17:34 EDT 2004 | gregoryyork
Hi Solderdoctor! Days been great especially as it's nearly over. Don't see many of those machines over here anymore due to healthy competition from local supplier. Only been in industry myself nineteen years so spring chicken I suppose. Mind you sold
Electronics Forum | Fri Dec 09 08:24:48 EST 2005 | zanolli
Dear Technetters We have a unique soldering operation that needs automation and we will be evaluating various methods including laser reflow and Spirig�s Microflame. The actual soldering operation entails joing two metal contacts by depositing a sol
Electronics Forum | Wed May 26 20:21:32 EDT 2004 | longpham246
Try Dover/Soltec and contact Larry at Lapa Enterprise.
Electronics Forum | Thu Dec 09 07:30:55 EST 2004 | jdumont
Where in NH was that? Can you give me some contact info or company name?
Electronics Forum | Tue Jun 10 16:51:19 EDT 2003 | davef
Develop your recipe wave soldering exactly as you developed your recipe for reflow soldering. The only difference is that instead of using your paste supplier's recommendations as the starting point, use your flux supplier's recommendations as a bas
