Electronics Forum | Fri Apr 07 11:52:44 EDT 2000 | Ashok Dhawan
Can anyone suggest a cleaning solvent for removing silicon residue after K Tape has gone through 2 cycles of reflow soldering ? The solvent or cleaning method has to be compliant to IPC Standards - to be used for cleaning gold edge fingers - PCB asse
Electronics Forum | Fri Apr 07 16:10:44 EDT 2000 | Chris McDonald
Kapton Tape should not leave a residue. But Ive seem cheap Kapton do that. Anyways I have gotten a stencil cleaner soldevent to clean off tape residue (Multicore has a good one) It will meet IPC. Chris
Electronics Forum | Wed Apr 05 23:56:02 EDT 2000 | angela
Recently we have serious problem of our 0.5mm pitch QFP solder bridge. I check the viscosity of the Litton Kester paster. It's roumd about 700 is it too low. And do you have god solution about it? thanks alot
Electronics Forum | Thu Apr 06 07:53:35 EDT 2000 | jacob lacourse
I have also come across this very same problem and found that our screen vendor made a mistake on our screen. Check the thickness of your screen it should be about six thousandths if it's eight thousandths then you are most likely depositing to much
Electronics Forum | Wed Apr 05 13:00:27 EDT 2000 | mike d
Hi guys, Anyone have any good ideas on how to fill up idle surface mount machine time? We are currently between projects and have idle time which I need to fill. Any good tips would be greatly appreciated. Thanks, Mike D.
Electronics Forum | Wed Apr 05 08:33:36 EDT 2000 | Robert Hartmann
Can someone lead me to some articles or technical standards showing formulas/design criteria for thermal management in a BT BGA? I need to be able to dissipate about 4 Watts, and am having trouble finding information on how to calculate what our BGA
Electronics Forum | Tue Apr 04 16:39:41 EDT 2000 | Kevin Facinelli
Does anyone have any good information on alternative solder paste materials like the Emerson and Cuming CE 3103. I would be interested in any information anyone may have on these new materials...... Thanks, Kevin
Electronics Forum | Tue Apr 04 11:51:29 EDT 2000 | Dave C.
I am looking for a Spanish version video for ESD safety. Does anyone have 1 or know where we can get one?
Electronics Forum | Wed Apr 05 16:27:40 EDT 2000 | M. Vina
Mike, I believe these are two possible sources: Peak (408) 934-2480 Eco-Tel (408) 524-7100 M. Vina
Electronics Forum | Thu Apr 06 11:34:21 EDT 2000 | John Thorup
BTW... a PLCC44 fits nicely in a TQFP 14x14MM (80 pin) tray.