Electronics Forum: pin and plating and issue and after and soldering (Page 1 of 1)

RNETs and Lead Free

Electronics Forum | Wed May 07 10:15:46 EDT 2008 | llaerum

We are also having some issues with certain small parts. In our case this is tantalum caps and 0402 caps. We had a vendor admit after much discussion that the plating used from a particular orgin was different on the tantalums. The tehory is thatthsi

ICT and specifying PCBA testing

Electronics Forum | Tue Nov 01 14:46:31 EDT 2011 | davef

Agilent TestJet Technology White Paper In the early 1990s, the testing of digital parts became problematical. Previous in-circuit test techniques sought to ensure a correct, functioning part by applying digital patterns, called vectors, to the input

Re: BGA and Gold Boards

Electronics Forum | Fri Jun 19 10:03:46 EDT 1998 | Earl Moon

| Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | Mike Mike, We and ind

Solder mask and fine pitch devices

Electronics Forum | Tue Jan 08 09:23:18 EST 2013 | lock_2002

This is a question regarding soldermask between pins of fine pitch devices. The majority of our production designs end up with at least 2-3 mils of copper thickness on the external layers due to blind vias, wrap plating requirements, etc. Our curre

SMT termination visual and solderability issues.

Electronics Forum | Tue Feb 14 22:48:06 EST 2006 | Cal Kolokoy

That is a tough situation and a tough answer for us SMT forum participants. After all, most of us are in the business of placing and soldering components to circuit boards, and you know the saying; you can't make solder joints with an unsolderable su

Re: Pin Hole/Blow Hole - Causes and cure please

Electronics Forum | Thu Jun 24 10:48:02 EDT 1999 | Earl Moon

| Recently, there has been an upsurge in the Pin Hole/Blow Hole problem in our wave soldering process. We are baking the PCBs for 2 Hrs. at 125 degree C. The Wave Soldering profile seems to be O.K. Still the problem is persistent. Can somebody hel

Re: Cleaning under, around, and through tight spaces

Electronics Forum | Tue Oct 12 17:40:01 EDT 1999 | Brian W.

| | | A question for you all! | | | | | | Back in the good old days, we didn't always know how clean was clean. Much has changed. Much hasn't. | | | | | | My question concerns cleaning under, through, and around tight spaces. Way back when, we coul

Re: Cleaning under, around, and through tight spaces

Electronics Forum | Wed Jan 06 04:51:16 EST 1999 | Earl Moon

| | A question for you all! | | | | Back in the good old days, we didn't always know how clean was clean. Much has changed. Much hasn't. | | | | My question concerns cleaning under, through, and around tight spaces. Way back when, we could not clea

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