Electronics Forum | Fri May 27 10:25:49 EDT 2005 | Joris Groot Koerkamp
Hi Rob, The packagetype is: 2) CSTCC KR Joris
Electronics Forum | Tue May 31 04:36:15 EDT 2005 | Rob
Do all of your PCBs come from the same supplier & are they HASL?
Electronics Forum | Tue May 31 05:53:02 EDT 2005 | Joris Groot Koerkamp
Hi Rob, Yes all PCBs come frome the same supplier and are HASL. KR Joris
Electronics Forum | Tue May 31 05:55:35 EDT 2005 | Rob
Hi Joris, What is the surface finish like - is it pooled to one side of the pad? Cheers, Rob.
Electronics Forum | Fri Dec 16 07:22:18 EST 2005 | jax
Try paste flux instead.... oh yeah.. clean it as soon as it comes out of reflow.
Electronics Forum | Mon May 30 03:13:49 EDT 2005 | Joris Groot Koerkamp
Hi rob, We use the component for a long time and never had a problem with the reflow process. Since the component is Leadfree we see the problems. We have the same problem with defferent pcb's. The tin not always flows to the same direction. I check
Electronics Forum | Wed May 04 03:12:02 EDT 2005 | Dr . Klein
Hello all. I need some advice for first article inspection process. I will explain my problem with this process: In our site we are doing a manually FAI before reflow for every assembly. One of the steps is to check the writing on each QFP or BGA (e
Electronics Forum | Wed May 04 15:01:23 EDT 2005 | Dr. Klein
Thanks siverts, The problem with open the sealed MSD bags before the production, is from the rezone that we don�t know exactly when the production start. If we will open the bags before production there is a possibility that the component will be ou
Electronics Forum | Tue May 11 10:43:37 EDT 2004 | Melissa
Has anyone experienced problems lately with excess flux residue left on the board after reflow when using Alpha UP78 OSP paste? We are getting a component failure that the designers are blaming on too much residue. Thanks
Electronics Forum | Sat Jul 26 11:17:31 EDT 2008 | manishc
i am facing problem of pcb track lifing at B.G.A. after reflow.we r using lead free paste and fr-4 grade pcb with peak temp.about 270 deg.
