Electronics Forum: because (Page 1 of 430)

edited because this forum dislikes certain symbol combinations

Electronics Forum | Wed Mar 21 10:00:13 EDT 2007 | slthomas

"Unfortunately breakaways aren't an option - they are large boards and we already have problems hand placing components and probing them." Not sure what this means in this context....if you frame the perimeter with a 1/2" border on a V-score, how do


Electronics Forum | Fri Feb 10 09:28:54 EST 2006 | stepheniii

Water is known as the universal solvent for a reason. Not because it's a powerfull solvent but because it has hydrogen bonding and is bi-polar. I think it's the polar nature of H20 that makes it disolve ions. D.I. water will pick up ions where it c

Solder Splatter

Electronics Forum | Thu Jun 20 05:50:29 EDT 2002 | edahi

thanks yeah we are very much looking at the reflow because the package is ceramic tough "scratch" the tape idea because the gold pad is a marking area and the surface might be contaminated and it might cause illegible marking. the slow ramp up i'll

Process Costing

Electronics Forum | Thu Jul 03 08:37:21 EDT 2008 | davef

Our bean-counters would put inspection in overhead, because inspection adds no value to the product. As a contactor, your bean-counter may consider inspection to be a value added process, because it increases your confidence that you are shipping goo

Minimum Tg for LeadFree board.

Electronics Forum | Fri Aug 21 13:58:21 EDT 2009 | ghepo

Dear Mike, because that site and handbooks are property of many hands and because I work in a multinational company as manager of a PCB quality dept. Therefore, be mistaken for a "guru" in this major website, is not my purpose. Anyway, thanks for y

SMD Adhesives Gluing Process

Electronics Forum | Tue Sep 22 08:55:31 EDT 2009 | stepheniii

Second, ESD-stuff > IS very confusing. Largely because people don't > know what they're talking about. I think a lot of that is because of followers following followers.

Regarding the choosing of right Suface Finishing

Electronics Forum | Thu Apr 30 04:52:02 EDT 2015 | anirudh_thabjul

Thankyou once again dude. I finally decided to use immersion Silver because my boss is not convinced with ENIG Cost because my company is just a startup company. thanks once again for your suggustion. regards Anirudh

Curious PCB technology

Electronics Forum | Mon Jan 27 18:15:39 EST 2020 | slthomas

I have to ask this because "Material is applied over bare aluminum" doesn't make sense to me. Is that some kind of electrically insulative black anodization on the board surface? Because if it's just bare aluminum, how is the entire circuit not sho

Solder mask

Electronics Forum | Tue Dec 30 11:29:13 EST 2008 | davef

People use green soldermask because people use green soldermask. In the 1950s, the US military selected green, because they liked green better than other colors. So, here we are. We believe the performance of red and blue is comparable with green. T

MyData DPak not placing

Electronics Forum | Mon Jul 29 13:34:28 EDT 2013 | dontfeedphils

Usually the reason it will fail a part like that when you are using mechanical centering is because the part is usually picked so off center because of the body shape. So when the centering jaws close to push the part to center they give up and fail

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