Electronics Forum | Mon Mar 12 12:07:02 EST 2001 | ramigary
Hi Daniel: I had a similar problem, we haven't PGAs but Have another big component. we change our process adding solderpaste by this side. I don't know what you think about it, but was our solution of this problem. Excuse my English. Ramon I
Electronics Forum | Mon Mar 12 14:49:43 EST 2001 | sergio vito
Hello, I am looking for parts for Panasert feeder, does someone knows a company that can suply these kind of spare parts? Thanks and best regards! Eng. S�rgio Vito
Electronics Forum | Mon Mar 12 18:24:34 EST 2001 | reconsales
Please email or call at 704.795.6610 X 100 (USA) We have thousands of parts and feeders for Panasert machines instock. Also , we can provide repair and calibration services with PFA factory alignment jig.
Electronics Forum | Thu Mar 15 07:49:44 EST 2001 | jax
I am not sure if it is feasible in your situation becuase I don't know enough about your board ( mixed technology, single-sided, etc.... ) , but have you ever considered screen printing paste onto the test points?? JAX
Electronics Forum | Thu Mar 15 17:28:44 EST 2001 | rentreo
Sounds like a problem I ran into recently. In my case it was a problem with via holes which were used as test points on our in-circuit tester. My problem was caused by moisture in the boards. My cure was a 24 hour bake at 100 deg c.
Electronics Forum | Tue Mar 13 18:52:21 EST 2001 | jax
Are the boards in question immersion gold? This could be a process problem at the board shop. If this subcontractor has done good work for you in the past it might be an outside variable causing the problem.
Electronics Forum | Wed Mar 14 10:02:36 EST 2001 | blair
Boards were not immersion gold. They were HASL but I would like to change. What is the prefered surface fininsh for BGA and fine pitch stuff these days? I am starting to ask for Gold/Nickel on FAB Dwgs due to PCB house and assy house discussions.
Electronics Forum | Wed Mar 14 17:26:03 EST 2001 | davef
Most $$-value stuff is dependant on the cost structure of the company. Why not do a small cost study to measure the amount of time your improvements save? Folk in accounting should be able to "rough price" the $$ benefit of your efforts.
Electronics Forum | Thu Mar 15 11:12:45 EST 2001 | slthomas
solder, but flux -> adhesive. Hmmmmm.... Are the chemists working hard to reduce the consequences of these possibilities? And as to Dave's comment about long term reliability issues due to outgassing from the adhesive, double-hmmmmmmm....... Ther
Electronics Forum | Thu Mar 15 11:18:12 EST 2001 | slthomas
That makes us almost even, Dave. I have a hard time believing half of what you say. ;)
