Electronics Forum | Wed Sep 01 06:18:05 EDT 2010 | grahamcooper22
Dear SMT Manufacturer, As moisture is eliminated as the cause then solder paste volume will probably be the main contributing factor. More paste means more chance of solder balls and more flux fumes that need to be evaporated to reduce voiding. Even
Electronics Forum | Thu Jun 06 10:08:55 EDT 2013 | grauen06
We keep all moisture sensitive parts in a humidity control enviroment at our main plant, but our return/refurb products building does not have humidity control. My question: Do moisture sensitive ICs that get hand placed by our refurb/return team n
Electronics Forum | Fri Nov 22 11:31:52 EST 2013 | igorfo
Hi I aa QE on SMT line that produce products for Home introduction. No so long ago we have a problem with soldering of BGA Head on Pillow (root cause mismatching customer requirements and BGA profile spec, suplier change %Ag) and our product affect
Electronics Forum | Wed Apr 07 12:07:54 EDT 2004 | davef
Q1: What are the main implications in changing an assembly production line from pin in hole to one based on surface mount technology? A1: The main implications in changing an assembly production line from pin in hole to one based on surface mount te
Electronics Forum | Tue Sep 28 08:07:48 EDT 1999 | Doug
Does anyone know of a web site (or other source) that illustrates the orientation of polarized SMT packages with respect to the carrier tape sprocket holes? THANKS, Doug
Electronics Forum | Tue Sep 25 09:56:09 EDT 2001 | nwyatt
Hi, thanks for your input. Yes, we do have a rework station - specifically a SRT Summitt 1000 station, but it causes us many problems and is down more than it's up...I do not think that using it would speed up the process at all. As far as accuracy
Electronics Forum | Tue May 04 22:54:54 EDT 2004 | davef
Yeh, the IPC courtyards are for old ladies. I want to say that at one time IPC was talking about a new set of rules. Maybe, 7351 - SMT Footprint Design Guidelines??? Anyhow, Jim Blankenhorn at SMTPlus [ sales@smtplus.com ] has done THE best job o
Electronics Forum | Wed Feb 05 10:31:38 EST 2003 | bpan
Hello Everyone, Is anyone out there building smt boards that have plated through vias directly located through the pads. We are seeing some of these designs and the soldering is very poor because the solder is flowing through the via. We think that w
Electronics Forum | Tue May 06 09:44:23 EDT 2003 | gregp
A quick question(s) to anyone who operates SMT lines with only one multi purpose flex machine (P&P). What is an ample feeder count for this machine?...and secondly, do you have a standard kit of common parts that you would wish to reside permanantly
Electronics Forum | Fri Jul 28 09:24:17 EDT 2017 | jpepke468
A lot of our PCB's are being damaged by our water cleaner, it is a Steolting Triton, and I beleive it is due to the drying section in the machine. The air its blowing on the boards is flipping the boards around on the conveyor and smashing small deli
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