Electronics Forum | Wed Jun 28 16:42:49 EDT 2000 | JAX
Paul, Most of this naming mojo happens during Gerber to Cad translation. If the Gerber software does not have a pre-defined name for a particular foot-print, The user has to supply one. Getting the supplier of the Gerber, or your CAD/CAM group to eli
Electronics Forum | Wed Jun 21 22:07:09 EDT 2000 | Jason
We are going to try double sided reflow for the first time. Can we use the same 63/37 paste on both sides? The board also has bare copper pads i'm pretty sure. will this present any challenges? The bottom side has a QFP on it. Should it stay on?
Electronics Forum | Fri Jun 09 17:34:08 EDT 2000 | Melanie Mulcahy
I need some information regarding the acceptability/unacceptability of using tented vias with LPI soldermask. Long story on all involved, but basically I have a board that I have had manufactured with no problems which has BGA/uBGA parts, tented via
Electronics Forum | Mon Jun 05 14:10:54 EDT 2000 | C.K.
Dave: Thanks for you Earl-Moonesqe explanations. To answer your 3 questions below: * If there�s no flux in the via, why does the sodder flow? I thought it was the flux that removed corrosion to increase wetting that allowed
Electronics Forum | Wed May 10 08:18:49 EDT 2000 | Nancy V
Life on the forum has just not been the same since the Earl left. Alas, I take my broken heart and bid adieu. On a more serious note. I want to thank everyone on the forum for their help. While I did not ask a ton of questions, I found the archiv
Electronics Forum | Tue Apr 11 10:30:46 EDT 2000 | Jeremy Smith
I am having a problem with some joints on a 100 pin pqfp and few different soics on one particular board. When viewed a 8x with a "Mantis" inspection scope the joints look as though they wetted to the ic leg but when probed the leg will pop loose.
Electronics Forum | Fri Mar 31 14:09:16 EST 2000 | Garth Fitzner
I am looking for someone who has knowledge on the operation of a Quad 100. I want to bring that person in on a contract basis to train my staff. My facility is located near Edmonton, Alberta so ideally the right person would be in the western Canad
Electronics Forum | Mon Mar 20 19:27:14 EST 2000 | Marc Ruggiero
Hello, I am looking for inputs (experiential or opinions) concerning field reliability of high-frequency RF boards that have had a trace or pad repair (or both), any package type. If anyone can comment on this subject, I would appreciate it. We bu
Electronics Forum | Fri Mar 10 12:12:55 EST 2000 | Russ
Casey, I will start with the lack of thermo-couple control - The unit I have is based on time and temp. exclusively. What happens when a cold board gets reworked vs. a hot board? No bottom side preheat, the heating is very localized to topside a
Electronics Forum | Tue Feb 27 03:35:23 EST 2001 | peterbarton
Steve, I have to support the comments made by Dave F. Provided the surface mount parts on the second side are correctly orientated and not too close to any adjacent through hole leads then the best option has to be to print glue then wave solder. T
