Electronics Forum | Tue Apr 07 18:05:40 EDT 1998 | Roxanne Picou
| Looking for Cleaning solvent to claen missprinted PCB, that will be good for paste (CS) and glue (PS). | One that is easy to evaporate with out leaving | white powder around component leads on CS (when cleaning PS) Solder paste cleaning can be acc
Electronics Forum | Mon Mar 30 12:51:40 EST 1998 | Justin Medernach
| Hi | Anybody got advice on the online storage of sensitive ICs. ie dessicator cabinets with Nitrogen or dry air. I am looking at Nitrogen, but it is a costlty option. Appreciate any inputs. | Rgds | Liam Liam, Depending on the amount you need store
Electronics Forum | Wed Mar 04 21:24:04 EST 1998 | Ron Costa
Hello everyone! Does any know anything about bare board size variations? Is there a spec. or tolerance? I'm running small lots of boards and during the screen printing process I find that I cannot paste each board perfectly.I've tried other screen pr
Electronics Forum | Thu Mar 05 16:29:22 EST 1998 | Brian Stumm @ ETS
| Can anyone advise a good starting point for a temp profile for | on 0.05" and 1206 component boards? These boards are simple | by todays standards and do not contain any fine pitch or | other special components. | Thanks in advance... | MM Be hap
Electronics Forum | Fri Feb 27 10:31:04 EST 1998 | Justin Medernach
Anybody, I am really up the creek. I run an RMA process for a lot of my product so I'm dependent on a degreaser. The degreaser we have is a Delta Sonics DS10R. This model is no longer supported by Delta Sonics as they were bought by Branson (spell
Electronics Forum | Mon Feb 23 10:39:37 EST 1998 | Igmar
| I have been involved in SMT for only a few months so I am coming from a position of extreame ignorance. I have been asked to investigate the differences in soldering to components with Paladium coated leads vs the standard Tin_lead. I would appre
Electronics Forum | Mon Feb 23 16:59:43 EST 1998 | Doug Romm
Dave, "Paladium Pillows and Bad Dreams"....that's a good one! I've been doing this for the last 9 years and I've heard quite a bit, but that's really cute! Seriously, in reference to the 'pillow effect' when the lead looks like it is "sitting" on to
Electronics Forum | Wed Feb 25 16:39:29 EST 1998 | Eldon Sanders
I agree with Chrys, get the spike temp up and wetting is not a problem. However, when the palladium mixes in with the solder the joint will become more brittle. You need to make sure enough solder is printed on the board to minimize the concentrati
Electronics Forum | Tue Feb 24 01:19:01 EST 1998 | Jon Gruett
You are right !!! The exact volume of solder paste onto flip chips is extremely critical. Only one vendor that I know has taken that part of the process to the next level, whereby they can effectively deposit the right amount onto the flip chip exa
Electronics Forum | Thu Feb 19 20:56:21 EST 1998 | Reginald Aquino
Yes, I would like additional info on you feeder maintenance process. My e-mail address is raquino@hns.com. As for the videos from Fuji, we do have both videos and also have the calibration jig for the CP feeders and it does help out a lot. But I f
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