Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
Good day all, we are having problems with some new BGAs that... - Apr 26, 2005 by
How does your machine recognize the part? Does it use visio... - Apr 26, 2005 by RDR
Are you sure about your dimensions? .45mil ball diameter ... - Apr 27, 2005 by FD
Hi, There are a number of things you can try. You are alr... - Apr 27, 2005 by Grant
Thanks a lot guys. The part dims are in mm by the way. So la... - Apr 27, 2005 by
A 1:1 pad to ball diameter will cause the balls to collapse ... - Apr 27, 2005 by
Square you say? Wouldnt this give less paste deposition than... - Apr 27, 2005 by
Hi, That was one of the recommendations made when I had t... - Apr 27, 2005 by Grant
You will want the square in this case to be .013" with round... - Apr 27, 2005 by RDR
If square apertures are supposedly better than round why arn... - Apr 27, 2005 by
no problems with release on the larger ones. ... - Apr 27, 2005 by RDR
One thing that may have been over looked: Not all solder pa... - Apr 27, 2005 by
Good point about the paste. We are using Kester 256 anyone h... - Apr 28, 2005 by
You just found your problem. And yes, I have had experien... - Apr 28, 2005 by
Really you think the 256 is the issue eh? I have some a samp... - Apr 29, 2005 by
I have used many of these devices recently and have used the... - Apr 29, 2005 by
I have used many of these devices recently and have used the... - Apr 29, 2005 by
What is your price difference between the #3 and the #4 powd... - May 01, 2005 by
Consider ssd for your BGA's. ... - May 03, 2005 by Matt Kehoe
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