Electronics Forum | Thu Aug 12 17:17:47 EDT 1999 | Brian Wycoff
| | | Does anyone use reflow profilers? Are they a good investement or is trial and error sufficient? | | | | | | Does anyone have any suggestions on profiles to try? Thanks. | | | | | Danielm | | I would hazard a guess that most if not all of us
Electronics Forum | Wed Aug 04 16:55:32 EDT 1999 | Doug
| We are installing a new reflow oven and I have been told that we do not need to vent the exhaust out through the roof since we have a false ceiling. All that is required is to vent above the false ceiling and that the air exchange is great enough t
Electronics Forum | Tue Jul 27 15:56:20 EDT 1999 | Dave F
| | Just go look at the thread on stencil cleaners started by Scott Davies in the March 1-15, 1999 achives if you want to see some juicy stuff...then make your mind up about vendor inputs. Pretty obvious if you ask me... | | | | -Steve Gregory- | |
Electronics Forum | Thu Jul 15 21:18:27 EDT 1999 | Scott McKee
| I'm designing a board where the parts will only fit if I do one of the following: | | 1. Put BGAs on both sides | | 2. Put BGAs on top, smt TSOPs directly underneath and using blind vias to keep the real estate on the bottom side below the BGA pa
Electronics Forum | Wed Jul 14 19:15:59 EDT 1999 | JohnW
| Can plcc's be glue on the a board if not why? | Ron, The biggest problem you have with PLCC's is the hieght of the base of the component from the board, if you can get a glue dot high enough then yes you could do it. Probably the best method is d
Electronics Forum | Fri Jul 09 19:35:05 EDT 1999 | Earl Moon
| Hi Carol- | What you are asking for can be done. Variables you must account for include the paste viscosity, dispensing head speed, dispenser height relative to board surface, and needle size. You can use most any semi-automated system such as Ca
Electronics Forum | Fri Jul 16 14:02:03 EDT 1999 | Timothy O'Neill
| Earl, | | Srt makes a system called the summit 2100D. Its a relatively new product but it is designed for rework applications. The programming is simple and interfaces well with other srt products. As with any dispensing system, you have to cl
Electronics Forum | Tue Jul 06 13:02:41 EDT 1999 | John Thorup
| | I've heard that use of VOC free flux with wavesolder fixtures can be challenging due to entrapment of water in the fixture. | | | | Is anyone out there successfully running VOC free with wave fixtures & did you experience problems? If so, how d
Electronics Forum | Tue Jun 08 23:17:47 EDT 1999 | Scott Cook
| I am interested in seeing how some of you quote smt work. Currently we quote off a bom without component packages known then look in data books to find out what type of component they are. This job will be mine soon but i really believe there is a
Electronics Forum | Sat Jun 05 07:37:25 EDT 1999 | Dave F
| We are changing from through-hole to SMT, wondering what pitch requirements would an 8 pin SOAC require for pick and place? We think that this would be our finest pitch part. | John: Never heard of an "SOAC." SO packages are 50 ptch (50 mil, 1
