Electronics Forum: specification (Page 55 of 280)

Nano coatings ?

Electronics Forum | Mon Feb 25 09:43:19 EST 2013 | davef

Señor Tech: You're correct. I get the impression that these coatings are aimed at solving specific problems. If you don't have that kind of pain, why get involved?

SOLDER MASK THICKNESS

Electronics Forum | Wed Mar 06 14:58:49 EST 2013 | davef

Solder mask thickness requirement is defined by the procurement specification. There is no written solder mask thickness as a standard. Some of say evaluate it with 500 VDC. It depends on withstanding voltage. BR, davef

Samsung CP11 manuals

Electronics Forum | Thu Apr 18 19:04:59 EDT 2013 | larrygroves

Sorry Rob, these are really old. I thought they were all gone. I dont have a manual anymore. do you have a specific question about it?

FUJI CCIMF

Electronics Forum | Sat Mar 09 07:37:32 EST 2013 | mdang

Hi, Does anyone have specification or document describe CCIMF file format? Is this proprietary spec or open document? Thanks, -Michael

reflow oven advice

Electronics Forum | Thu Mar 21 13:23:15 EDT 2013 | cyber_wolf

Stay away from used Nitrogen ovens unless you have a specific need for it. The flux management is a pain in the arse to clean. I don't care how simple they claim it is.

Isolating QFN Ground

Electronics Forum | Fri Mar 15 15:28:33 EDT 2013 | anvil1021

I agree that it would be easier to cut the trace or traces, but the issue is that there is a 1.2v line that is tied to that specific ground (design issue) and if we cut it then the 1.2v wont be available to the several hundred traces that are involve

cp743E

Electronics Forum | Mon Mar 25 20:25:19 EDT 2013 | vikkaraja

Jimmy, thats the hard part. I wish I knew which sensor is causing it. There are so many sensors it's very hard to narrow it down to a specific one. I have not given up yet. Thanks,

Acrylic comformal coat on PCB

Electronics Forum | Thu May 02 14:07:53 EDT 2013 | duso02

I would suggest lowering the viscosity even more. Humiseal even sells 1B31 pre-mixed specifically for spray machines and the highest they go is 65cps.

Assembleon Gem series Feeders

Electronics Forum | Tue May 21 13:38:04 EDT 2013 | CJTech2X

Anyone know a good North American source for Assembleon feeders? Specifically 24mm with a 12mm+ depth? Also looking for 16mm, 12mm, 32mm, and 44mm.

reflow solder joint shear strength

Electronics Forum | Wed Jul 03 03:02:35 EDT 2013 | autoel

How to test the reflow solder joint shear strength? What are the specification to test solder joint shear strength? What are the different methods to test the solder joint shear strength? Vijayashree


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