Full Site - : silver-copper (Page 8 of 9)

coilcraft i ROHS inductors soldering problem

Electronics Forum | Thu Aug 07 10:02:10 EDT 2008 | eyalg

We are facing low quality due to soldering opens with coilcraft inductors 0402CS-2N7XGLW. The termination used is(suffix L =RoHS compliant silver-palladium-platinum-glass frit. Did anyone had this problem in the past? Can we do better using T = RoH

No Lead BGA Hot Gas Rework

Electronics Forum | Mon Apr 12 22:49:09 EDT 2004 | Ken

I will assume the balls of the device are tin-silver or tin-silver-copper??? There is no reason why you can not run 63-37 solder paste on this device. You will form an intermetallic at the interface structure, however, you will NOT form the 2/3 col

paste Sn42/Bi58 and Lead Finish

Electronics Forum | Sat Nov 03 10:57:27 EDT 2012 | davef

EricR: Regarding "*** By the way, since we have used the Tin-Silver-Copper lead free solder there has been a strange liquid type chemical leek from the oven exhausted pipes." ... I don't know anything about your process, but the first thing I'd inve

Best practice to validate the old - more than 5 year old parts

Electronics Forum | Wed Dec 11 06:47:33 EST 2019 | ameenullakhan

Dear Friends, Need your valuable feedback on how to identify the component is ok or not for manufacturing. Issue : We have parts which are more than 5 years old.And management want us to qualify this parts for production. We presently use below me

exessive yellow-gold coloring in the solder pot with tin-silver-copper alloy

Electronics Forum | Mon Sep 25 15:32:21 EDT 2023 | joeljacobo

hello colleagues, Hoping that everyone is doing well, I am reaching out to you in the hope that your experience can help me. We have a wave solder with sac0307 alloy and the pot has turned a golden color, at first I thought it was common tin oxidat

Re: Cosmetics For PCBs

Electronics Forum | Wed Sep 30 13:54:00 EDT 1998 | Chrys

All y'all | | BACKGROUND. How many times do you see folks come to work all painted-up and then by the time first break comes, the lipstick, eye liner, and who knows what else are gone and they�re heading for the facilities to "freshen-up." I w

Re: Cosmetics For PCBs

Electronics Forum | Fri Oct 02 16:52:38 EDT 1998 | Dave F

All y'all | | | | | BACKGROUND. How many times do you see folks come to work all painted-up and then by the time first break comes, the lipstick, eye liner, and who knows what else are gone and they�re heading for the facilities to "freshen-up."

No Lead BGA Hot Gas Rework

Electronics Forum | Tue Apr 13 22:48:11 EDT 2004 | Ken

I assumed the balls were tin/silver 221C or tin/silver/copper 218C liquiduous....but, this is obviously not the case. It looks like you balls are almost pure tin (mp=238C) You are correct. This is exactly the same as using 10/90 high temp balls o

Time for the green flag to come down?

Electronics Forum | Fri Sep 22 16:21:31 EDT 2006 | patrickbruneel

Figure 1. Human Toxicity Potential, Life-cycle Comparison Tin/lead solder paste is the top formula. SAC is second from the bottom.3 RoHS Report Excludes Comparisons By George A. Riley, contributing editor A European Union (EU) Commission for Envir

Cost of Leadfree Solder Bars

Electronics Forum | Tue Jul 31 14:54:30 EDT 2007 | rpadilla

Hello AJ, The previous answers are correct; Sn has seen a spike in price ever since RoHs was implemented. Furthermore, the other alloys that have been used to replace Pb (because of RoHs) have also seen an increase in price. Sadly these material rep


silver-copper searches for Companies, Equipment, Machines, Suppliers & Information

pressure curing ovens

Have you found a solution to REDUCE DISPENSE REWORK? Your answer is here.
thru hole soldering and selective soldering needs

Benchtop Fluid Dispenser
2024 Eptac IPC Certification Training Schedule

Software programs for SMT placement and AOI Inspection machines from CAD or Gerber.
SMT feeders

Training online, at your facility, or at one of our worldwide training centers"
Professional technical team,good service, ready to ship- Various brands pick and place machine!

500+ original new CF081CR CN081CR FEEDER in stock