Electronics Forum: omi (Page 1 of 3)


Electronics Forum | Thu Jun 09 21:45:23 EDT 2005 | davef

We don't know, but we'd contact Enthone-OMI [ http://www.enthone-omi.com ] for suggestions. Enthone makes materials used by fabricators of HDI, microvia boards.

DPMO calc and Overall Manufacturing Index (OMI) calculations

Electronics Forum | Wed Sep 05 11:59:13 EDT 2001 | mparker

thanx mucho

DPMO calc and Overall Manufacturing Index (OMI) calculations

Electronics Forum | Mon Aug 27 19:24:00 EDT 2001 | sharafali

It has been mentioned that DPMO offers large advantages over First Pass yield calculations for measuring process performance!!regarding the same I have a few queries: What are the benchmarks for using DPMO as measures of process performance? How is


Electronics Forum | Thu Jun 18 07:34:46 EDT 2009 | rameshr

Dear Mr. Davef & MR. Michael Parker, We have deveoped a Base document for calculating DPMO & OMI to convert our product yield to PPM Monitoring level , Kindly provid eme your email id, so that i will post the message to you & if need any modificatio

DPMO calc and Overall Manufacturing Index (OMI) calculations

Electronics Forum | Tue Sep 04 14:13:56 EDT 2001 | mparker

Brian - do you have any more info regarding the in-process DPMO? Is there a working standard number to reference? What commitee is working on this?

DPMO calc and Overall Manufacturing Index (OMI) calculations

Electronics Forum | Wed Sep 12 20:50:26 EDT 2001 | davef

Look at "DPMO: A Tool For Achieving World-Class Process Quality" Charles-Henri Mangin, SMT magazine, 8/00, p 77-78

Silver Emerge

Electronics Forum | Thu Jun 14 21:14:04 EDT 2001 | davef

There�s tons of stuff on-line. Do a net search on "immersion silver". Examples are: * http://www.smta.org/knowledge/proceedings_abstract.cfm?PROCEEDING_ID=571 * http://www.enthone-omi.com/articles/FinalFinishesT1.pdf * http://www.epa.gov/opptintr

Re: wave solder process

Electronics Forum | Thu Jun 17 13:51:32 EDT 1999 | Kelly Morris

| Does anyone know where I can find a list of things to do to when troubleshooting issues during the wave solder process? | | for example: | | Solder Bridge | 1.verify amount of flux been aplied. | 2.verify turbulance on your solder wave. | 3.etc.

Re: OSP and Gold Flash Spec.

Electronics Forum | Wed Aug 12 13:11:37 EDT 1998 | Tyler Posey

| Can someone point me to where I can get a copy of the spec for these | finishes. | Thanks | Richard Jackson | richardj@tanisys.com | Jackson_Richard@csi.com Richard We have also been looking into OSP's. Enthone-OMI is a source for anything you ne

osp finish

Electronics Forum | Thu Jan 22 08:48:42 EST 2004 | patrickbruneel

Kris, You will need to change your probes to "bite" into the surface twisting probes specialy designed for copper surfaces. The surface hardness of copper is a lot higher compared to tin. link to article from osp manufacturer (see page 5) http://www

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