Electronics Forum: 9011 (Page 1 of 1)

Nitrogen Reflow - a source of BGA Voiding?

Electronics Forum | Mon Jul 25 17:20:47 EDT 2005 | Dreamsniper

I'm confused. A paste Supplier suggested to turn off nitrogen during reflow because it is one source of voiding of bga solder joints...is this true? regards, Dreamy

Nitrogen Reflow - a source of BGA Voiding?

Electronics Forum | Tue Jul 26 05:57:27 EDT 2005 | GS

Why you do not try by yourself ? Run some BGA reflow with and without N2 then X-ray the solder joints. Regards GS

Nitrogen Reflow - a source of BGA Voiding?

Electronics Forum | Tue Jul 26 08:20:46 EDT 2005 | Bob R.

All you can do is try it. I did a literature search last year on causes of BGA voiding and came up with a pretty long list, sometimes contradictory. I also discussed it with several paste suppliers. What I came away with is that what aggravates voi

Re: Solder Paste and Stencil questions

Electronics Forum | Tue Oct 12 22:22:34 EDT 1999 | se

| Hi, | We are in the process of evaluate our solder paste,incoming inspection over the solder paste, stencil requirments: | | 1- Is anybody using/requiring 1000 Kcps or more on viscosity to your solder paste provider ? Why ?? | 2- Is anybody using

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