Electronics Forum | Wed Aug 22 14:57:47 EDT 2001 | mparker
Lookit here, Mugwump, The SMT community at large is composed of a vast array of expeiences, some barely with SMT 101 behind them to others who have probably already forgotten more than you'll ever learn. Without direct, personal contact of any
Electronics Forum | Wed Aug 22 10:57:38 EDT 2001 | davef
I doubt that you�ll find a technical journal article that chronicles why a company selected one flux type over another. You might find some thing that sketches-out points to consider. As Cal says just because you ask an answer here, that doesn�t
Electronics Forum | Thu Jan 19 09:41:47 EST 2012 | charliedci
We have the same issues with QFN's on reels being cost prohibitive, so we also have to deal with tubes. We have had some luck with using a modified tube ran down (almost to the pick position) the channel of a belt feeder, assuming the QFN tube/channe
Electronics Forum | Fri Jun 06 13:03:01 EDT 2014 | asksmt
Hi All, i have footprint 2X5 RA HEADER 2MM spacing in design. I am using about 9 mils of annular ring on top side and about 12 mils of annular ring on bottom side. refer picture attached. we are having solder short issues during wave solder so was
Electronics Forum | Tue Mar 12 16:01:32 EDT 2024 | SMTA-64387182
What is the best IPC standard to refer to for Cleaning of Printed Board Assemblies? Thanks, Joe
Electronics Forum | Wed Mar 27 16:32:22 EDT 2024 | SMTA-64387182
Thanks all, That is very helpful. Joe
Electronics Forum | Wed Mar 13 13:08:31 EDT 2024 | lambert
Section 8 in the J-STD-001 was the initial place to start with cleaning and the requirements, however with all the changes going on within the industry with increase product densities and such, a revision is being created to help understand the need
Electronics Forum | Thu Mar 14 15:55:34 EDT 2024 | davef
Process Requirement Standard - J-STD-001 - Requirements for soldered electrical and electronic assemblies depicting minimum end product acceptable characteristics as well as methods for evaluation (test methods), frequency of testing and applicable a
Electronics Forum | Tue Jul 21 04:53:10 EDT 2015 | langkeauto2015
Yes, i agree with you, but for our domestic market, most of big led light manufacturers which can use our machines already purchased our high speed led pnp machines, like FSL, MLS etc, it is necessary for us to explore foreign market, india and brail
Electronics Forum | Tue Aug 23 07:59:53 EDT 2005 | avalancher
That's an interesting fact Ken. Now I think i've seen every figure out there. Let's see, CPH, DPMO, CPK, and now, hmm, what would this be called, PPPSF (parts placed per square foot). Does anyone have a formula on this to figure out my PPPSF?
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