Electronics Forum | Tue Jul 24 08:44:17 EDT 2007 | rgduval
Ron, I'd agree that that sounds high. Some things that may be contributing to it: Volume. lower build quantity often leads to higher placement costs. NRE. Does this website quote an NRE for solder stencils, machine programming, and reflow profili
Electronics Forum | Mon Jul 23 12:31:03 EDT 2007 | gmoritz
Have you tried running it in step mode? Yes, and more. The installer asked me to run a few tests: 1> Intentionally make the machine miss insert a part then put a part in manually to see how the leads align to the cutter head. 2> Push the re
Electronics Forum | Tue Jul 31 17:11:28 EDT 2007 | rpadilla
Is the via hole not supposed to be there, or is this by design? If you are trying to fill the via hole with solder and not have voiding issues, I suggest using a type 4 solder powder mesh size. Reason being, anytime you go beyond Type 4 mesh, to so
Electronics Forum | Sat Jul 28 08:37:52 EDT 2007 | davef
There is no good choice. Board Finishes: Industrial/Battelle Class 3 Environment [Reliability Knowledge Gaps: For use of Pb-free solders in High Reliability Applications, J Smetana, iNEMI Availability of SnPb-Compatible BGAs Workshop, March 1, 2007,
Electronics Forum | Wed Aug 08 17:05:01 EDT 2007 | klaughton
I have instituted a policy that probably seems a little extreme to some, but is worth the cost in my eyes. Once a jar of solder paste is opened, it must be thrown away at the end of the work day (Properly discarded, of course). We use the small 250
Electronics Forum | Thu Aug 16 16:57:39 EDT 2007 | johnemeyerjr
The 4796 always has at least one program loaded in memory. The 4796 talks to the world over a serial port, so you will need some version of UCT. I used windows NT machines and the code worked fine. The component database is standalone, in binary,
Electronics Forum | Sat Aug 11 05:29:31 EDT 2007 | johnz
We are having a problem with JST connector ICM-MA50H-SS52-1161 LF SN. After reflow oven soldering we have mostly problem with soldering quality for firs or last leg of the connector. (There is no connection- leg just lays-lift on the solder no wicki
Electronics Forum | Thu Aug 23 08:31:09 EDT 2007 | ck_the_flip
Dave, that's good thread, but I think Mike is more concerned with the Titanium inserts that pallet manufacturers often use to overcome sh*tty designs - like the ones where they put a Through-hole 2mm away from a SMT pad. He's not so concerned about t
Electronics Forum | Mon Aug 27 11:08:23 EDT 2007 | knutgaube
Siemens has always offered me a good service - no matter if i bought the equipment used or not. They are not even expensive. Check their hotline for further information. Hotline - direct link to SIPLACE The hotline is your direct link to SIPLACE kn
Electronics Forum | Tue Aug 28 11:08:42 EDT 2007 | dphilbrick
Dedicated fixtures are always better, assuming you use a good manufacturer. If your a CM you will always have a battle convincing customers to pay for dedicated fixtures unless you have a detailed cost structure that can show them how they will save
