Electronics Forum: hair line bga short (Page 1 of 7)

How to prevent Bluetooth Module BGA short anybody?

Electronics Forum | Fri Nov 25 00:07:23 EST 2005 | pyramus

Nope actually the whole bluetooth component is a raw part comprising of BGA and chip components in one small PCB wherein this whole assembly is encased in a shield. So basically when we recieve the part we can only see the shield and some minor chi

low cost SMT line

Electronics Forum | Wed Feb 23 08:27:14 EST 2011 | cyber_wolf

I am going to disagree with that. Our QP242 wasn't worth a crap when it came to reliably placing BGA's. The lighting parameters and the programming will have you tearing your hair out. If you are doing outline recognition on small BGA's...then maybe.

need new sm line

Electronics Forum | Tue Jun 08 00:14:14 EDT 2004 | primoflyer

BGA and some oddform, high mix....many thanks! Short list: Ass'on Topaz(s); Pana CM/BM; Univ'GSM AdVantis; MyData MY

New SMT line - Need equipment selection help

Electronics Forum | Thu Jun 02 18:16:26 EDT 2005 | URI

Look into the Juki KE-2060E machine. I have been > extremely pleased with this machine. It will > hold 80-8mm feeders, place 0201 (0603-metric) up > to 74mm square ICs and BGA, 150mm long > connectors. Up to 25mm tall components. It can > ha

Need help for setting up an assembly line

Electronics Forum | Tue Jun 20 19:06:44 EDT 2006 | grantp

Hi, Yes, forget Guru, he's a "tosser" who talks "bolloks". Did you ever notice the English have fantastic words for putting people down? Anyway back to the original question. A manual stencil printer might be ok if your not doing anything too tric

Hair Line Solder Short at PTH Connector

Electronics Forum | Wed Apr 13 21:47:32 EDT 2005 | Dhanish

In production,we are seeing high defect for Hair Line Solder Shorts for PTH connector and the Hair Line is too tiny that X-Ray and ICT could not detect.Any suggestion on how we can resolve or at least detect this upfront.

Hair Line Solder Short at PTH Connector

Electronics Forum | Fri Apr 15 09:10:09 EDT 2005 | Dhanish

The biggest problem I am having is the X-Ray and ICT could not detect this shorts.ICT could not detect because onboard measurement shows Zero even without the Hair line shorts.With Hairline there is no difference in the impedance value for ICT to fai

Hair Line Solder Short at PTH Connector

Electronics Forum | Sat Apr 16 13:43:53 EDT 2005 | KEN

What about electo migration? I had (what apears to be) the exact same problem you describe. X-ray and ICT fails to detect micro shorts. However, in our test, the bench functional test would show a current overload. In some cases the electro migrti

Hair Line Solder Short at PTH Connector

Electronics Forum | Thu Apr 14 09:21:52 EDT 2005 | pr

What kind of wave are you using? Is this an old job and a new problem? Sounds like dross shorting to me, Make sure the wave is flowing over the back plate (at least when the board hits it). good luck, pr

Hair Line Solder Short at PTH Connector

Electronics Forum | Thu Apr 14 11:03:51 EDT 2005 | patrickbruneel

All possible causes aside, how can a dead short pass your ICT unless the connector is not probed.

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