Electronics Forum: pcb cleanliness requirement (Page 1 of 109)

Solder joint cleanliness

Electronics Forum | Sat Feb 10 09:29:08 EST 2007 | davef

NASA requirements may be a good starting point http://www.hq.nasa.gov/office/codeq/solder.htm

Re: measuring board/assy cleanliness

Electronics Forum | Wed Oct 18 16:33:26 EDT 2000 | Dave F

Mike: An omega meter has very little to do with ion chromatography. * IPC TM-650, 2.3.25B, Detection and Measurement of Ionizable Surface Contaminants is a process control method that washes boards with an isopropanol / water solution and measures

Entek PCB requirement

Electronics Forum | Fri Sep 09 17:46:11 EDT 2005 | Wild Bill

We are a sub con for a major Electronics firm converting to RoHs WEEE compliancy. they have requested we use Entek on the PCB's. We are having a hard time finding information or a supplier in Asia.

Gerber file format requirement

Electronics Forum | Thu Jul 26 12:04:16 EDT 2018 | wendymm

RS-274X file contains the complete description of a PCB layer image without requiring any external files. It has all the imaging operators needed for a PCB image. Any aperture shape can be defined as well as positive and negative objects. Maybe that

PCBA storing requirement

Electronics Forum | Fri Dec 13 10:05:23 EST 2013 | igorfo

Dears, Could somebody advice is there exist requirements for storing(like humidity , temperature, etc) for PCBA (PCB with SMT components)

Entek PCB requirement

Electronics Forum | Thu Sep 15 19:58:35 EDT 2005 | davef

Shikoku Glicoat SMD process is the market share leader for LF OSP in Japan and the Asian Rim. Enthone Entek is more of a US / Euroland product. Beyond that, it's not clear that Enthone has kept pace with product development necessary to compete in L

Conformal coating requirement

Electronics Forum | Fri Jun 05 00:08:32 EDT 2015 | acepa

Hi, I need a recommendation for a manufacturer on a reasonable cost conformal coating (silicone or other). This is a US domestic appliance PCB 9 volts only that must be dipped. Silicone or other could be unused. There is a standard RJ45 socket I wher

Gerber file format requirement

Electronics Forum | Wed Jul 25 02:40:24 EDT 2018 | cannizzaro

I have a question about the Gerber file format for PCB prototype. The CAD program I am using is a DOS version and generates Gerber files in the RS-274-D format. However, ALLPCB require the Gerber files in the RS-274-X format. I have to approach other

Manufacturing and test room cleanliness

Electronics Forum | Fri Feb 02 11:24:13 EST 2007 | vze3nk2r

is there a level above 100,000 that does not require the use of booties for general assembly work?

assembly cleanliness and ionic testing

Electronics Forum | Sat Feb 14 08:21:13 EST 2009 | davef

We believe that it's perfectly resonable for you to define the cleanliness that you require. We recommend that you leave it at that and not define the process or materials that your supplier use in meeting that cleanliness level. Start with a dirty

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