Electronics Forum: surface energy (Page 7 of 8)

Problems with TI DSP modules

Electronics Forum | Wed Oct 24 11:14:44 EDT 2001 | Cemal Basaran

Dave; Thanks for responsding so fast. here are my answers. 1-WOW!!! How do people get these cool toys? I am with the University at Buffalo Electronic Packaging Lab. http://www.packaging.buffalo.edu We have pretty much everything that is sold on the

Fillet Tearing

Electronics Forum | Thu Mar 23 22:26:53 EST 2006 | Joseph

Dear all, Referring comment from Mr. Jack,IPC director certification & assembly technology, the term "fillet tearing" is too broad. Cracks or fractures in the required fillet area, with SnPb or LF alloy and whether you call it tearing or not, is a D

Solder balls on pads - lead free

Electronics Forum | Wed Sep 19 10:27:03 EDT 2012 | davef

My email mail machine couldn't send this to you ... Hi Stivais ... I didn't read the report. It seems to require downloading of a 'reader' of some sort. No thanks. If you would, just attach the report to this email. Regardless, energy-dispersive X-r

Freshman in SMT industry needing advice

Electronics Forum | Wed Sep 22 14:45:01 EDT 2004 | Michelle Ogihara

As many people have participated in this email string, including competitors and customers of Sawa, I would like to respond to especially one rather detailed email expressing concerns with this stencil cleaning system. Also, this teaches me to keep

Lead Free Process

Electronics Forum | Fri Jul 06 12:07:07 EDT 2001 | nwyatt

I have been researching lead-free paste for a while now and I will share with you what I can. Firstly, SnAgCu seems to be the common industry choice. It really depends on your application - the cell phone/pda sector is primarly using different comb

Re: adhesive for ptfe boards

Electronics Forum | Wed Oct 06 08:49:36 EDT 1999 | Dave F

| | | | Can someone suggest what material I have to use to protect components by electrical discharge on ptfe based boards? | | | | It should have high resistivity, thermal stability (-40 +70 'C),perfect adherence on ptfe... | | | | Many tahnks | |

Re: Double sided reflow

Electronics Forum | Mon Feb 16 16:28:25 EST 1998 | Brian Stumm

Dear Brian, I came across your question on the SMT Net and thought I better reply to this one. Perhaps you might remember me. My name is Brian Stumm and I work for ETS, Energy Technology Systems. I believe we met in Anaheim, CA during last years Nepc

Re: IPC and Nepcon

Electronics Forum | Wed Nov 18 14:42:22 EST 1998 | Dave F

| I heard somewhere that SMEMA has joined IPC, and that the association has decided to boycott Nepcon from | year 2000. Can anyone tell me if this is true | Nick: SMEMA and IPC are talking about merging (EP&P, 11/98, p 18). Below is a news release

Re: Info. on Stencil cleaners

Electronics Forum | Mon Nov 29 13:09:12 EST 1999 | Mike Konrad

There are three primary methods of stencil cleaning. � Hand Cleaning � Spray-In-Air Cleaning � Ultrasonic Cleaning Hand Cleaning: Hand cleaning involves the removal of solder paste or adhesives from stencils using a chemically saturated wipe and /

Re: adhesive for ptfe boards

Electronics Forum | Tue Oct 05 04:23:38 EDT 1999 | Brian

| | | | Can someone suggest what material I have to use to protect components by electrical discharge on ptfe based boards? | | | | It should have high resistivity, thermal stability (-40 +70 'C),perfect adherence on ptfe... | | | | Many tahnks | |


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