Electronics Forum: hole in fillet (Page 1 of 38)

Voids in solder fillet

Electronics Forum | Wed Apr 16 13:19:13 EDT 2003 | Takfire

Thanks Russ! The origianal complaint from the customer was in regards to what appeared as "bumpy" appearance and "holes" in the solder fillet. This problem was originally presented as an appearance issue only. Further investigation by our DPA lab r

Voids in solder fillet

Electronics Forum | Wed Apr 16 16:55:38 EDT 2003 | russ

Thanks for the info, Here is a couple more questions (and you thought you were done) What size are these caps /res? how thick is your stencil? what type of oven are you using? what is the finish of the board? Anyway, it seems like (from a distance)t

Paste in hole

Electronics Forum | Thu Sep 04 10:24:39 EDT 2003 | paulrm

The typical PIP process is incorporated into the surface mount process. This approach requires the following: The stencil will be designed so that the correct amount of solder paste can be printed onto the through-holes to form an acceptable joint

Re: paste in hole

Electronics Forum | Mon Jun 28 11:47:54 EDT 1999 | Christopher Cross

hello, has anyone tried dispensing solder paste in thru holes instead of waving or hand soldering. if so how did it work out for you. thanks for the input wayne We have tried this mainly

Re: paste in hole

Electronics Forum | Fri Jun 25 16:32:45 EDT 1999 | MMurphy

hello, has anyone tried dispensing solder paste in thru holes instead of waving or hand soldering. if so how did it work out for you. thanks for the input wayne We have tried this mainly

Blow Holes voids in solder fillet on caps

Electronics Forum | Tue Jun 26 15:40:12 EDT 2012 | ssupertuba

Hello there, I'm presently experiencing some blow holes and solder voids in the solder fillet of caps on boards. They are ceramic caps. The solder is SAC105 and the parts range from 33pf to 0.1uf ceramic. Any suggestions?

Blow Holes voids in solder fillet on caps

Electronics Forum | Wed Jun 27 21:56:31 EDT 2012 | davef

I'm spinning on this. Are we talking PTH or SMT?

Blow Holes voids in solder fillet on caps

Electronics Forum | Thu Jun 28 09:57:50 EDT 2012 | mosborne1

blow holes and via holes are almost always caused by moisture and in PTH they could be moisture and improper drilled holes. If you are seeing solder balls next to the parts than I would say you have a reflow profile problem. Are you using any kind of

Voids in solder fillet

Electronics Forum | Wed Apr 16 10:45:16 EDT 2003 | Takfire

Recent cross-section analysis for a customer complaint revealed voiding in the solder fillet. In some cases, the remains of outgassing were also observed. During the failure analysis, we also observed failures where the solder fillet wicked on the

Voids in solder fillet

Electronics Forum | Thu Apr 17 13:35:49 EDT 2003 | davef

A-610 talks to acceptable voiding.

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