Electronics Forum | Tue Oct 29 03:29:23 EDT 2019 | ramesh_10377
hi with reference to below thread Nickel pad for spot welding on PCB i have a similar requirement. Plese help me to resolve. regards Ramesh.S
Electronics Forum | Sat Oct 01 15:51:54 EDT 2016 | mnikhilesh
I have seen a small nickel pad (probably) soldered on PCB which is used to spot weld the other nickel strip coming from battery. I have seen them in chinese protection boards. I need to know how and where I can find them? Is there any technical name
Electronics Forum | Mon Oct 03 05:10:19 EDT 2016 | robl
Hi Nikhilesh, It was a long time ago, but we used to buy the nickel in reels then had a cut and feed station on the smt machine with selectable sizes. We did many types of boards in very large volumes, and usually the Nickel strip was soldered to t
Electronics Forum | Tue Feb 11 11:00:13 EST 2020 | astarotf
hello Evtimov Thanks for your answer. I will analyze the curve with our pasta supplier to reconfirm if it is adequate. It would also be helpful if you could share the tin lead curve profile to analyze. The location of the QFN is assembled by the top
Electronics Forum | Thu Aug 22 04:56:34 EDT 2019 | hathawayc
Hi,I am a newone here.I wonder if the copper strip can be tin welded on PCB board?How should it be welded?Are there any requirements?Are there any defects?
Electronics Forum | Tue Nov 01 09:57:18 EST 2005 | Chris
Hi, I am experiencing cracked solder joints on ceramic resonators after the ultrasonic plastic weld process. PCB assy is placed into plastic housing and then housing halves are ultrasonic welded. Not a soldering problem. I know this component is
Electronics Forum | Thu May 19 03:39:04 EDT 2016 | jpcwg
Design application software in resistance welding layer options to carry on the design, can put the resistance welding options this functionality, born PCB board factory to actual production of PCB design are window. we are professional PCB manufac
Electronics Forum | Tue Mar 08 08:28:12 EST 2005 | py (france)
a french subcontractor had tried this alloy for a show (in france). I was here , the PCB was not to hard to weld , but the results were not as good than Sn63pb37.(of course) the advantage is the price. see cookson for details.....
Electronics Forum | Wed Feb 03 15:50:00 EST 2010 | boardhouse
jamboy, sounds like their have been some quality and personal changes since C-tec was purchased by DDI. I would look at having this board quoted at TTM in Chippewa falls,WI. I have no affiliation with TTM, other than I know that they are able to
Electronics Forum | Wed Aug 09 19:14:15 EDT 2006 | Board House
Our Manufacturing policy regarding welds is as follows. 1) Inner layers - depends on Core thickness and line width. Our shop will not do any welding on core thickness less then 5 mils. or line width less then 5 mil. Good AOI practices reduce the a
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