Electronics Forum | Mon Sep 27 22:21:05 EDT 2004 | pdeuel
No Phil is not. I checked out his site and that shows reel codes and codes for dialetric and electrolitic caps. Monolithic multi layer caps are coded diferantly. Check out this page at http://www.vishay.com/docs/45028/vitmark.pdf
Electronics Forum | Sun Sep 26 05:59:17 EDT 2004 | Phil
Check out http://clivetec.superihost.com/Capacitors.html there are tables there that will let you work out your values.
Electronics Forum | Wed Apr 11 20:27:34 EDT 2018 | kellogs54
Hi All, Sorry if this seems a stupid question but we been having a huge amount or parts rejected on our placement machines. I started looking at the placement program and found the part tolerance date seems to tight. Before I go and open the tolera
Electronics Forum | Mon Jul 13 06:02:08 EDT 2015 | piyakorn
Hi All Some our customer has a new order but has been stopped long time ago (2012) which ENIG PCB in our raw material stock that are date code xx12 (still be vacuum sealed with silica gel) so,Will there be any risk or not? Help me please. Than
Electronics Forum | Fri Jul 24 16:33:45 EDT 2015 | cnotebaert
You should be fine! best practice for a situation like this would be to run a solder sample, either flux it and run through wave, or screen print, don't place parts and run through reflow. look for proper wetting characteristics if you see de-wetting
Electronics Forum | Tue Dec 14 10:14:54 EST 1999 | Chris May
Tony, Quick update. Check out this website.Just came across it. http://www.marsport.demon.co.uk/smd/smdcode.htm Regards, Chris.
Electronics Forum | Wed Apr 08 11:33:51 EDT 2009 | 1036
2) STD FR4 material with HASL finish, 4 layer board. Reflowed under tin-lead temps with another 4 layer board same time(no delamination problem). 3) We uasualy do not pre-bake board unless board is too old. 4) We do not have the board on hand right
Electronics Forum | Mon Jul 20 17:40:48 EDT 1998 | socheat khun
| Does anyone know why this typically occurs. We have seen capacitors crack due to stressing. Any good solutions? | Regards, | | Steve. Hi steve! Did you check component date-code, reflow profile and component placement height. it has happen to me
Electronics Forum | Fri Dec 07 08:32:56 EST 2001 | scottdavies
I have used Multicore MP-100 and Heraeus F380 pastes for a while, and experienced very few dry joint problems. May be worth checking if the pad size and/or spacing are to the correct specification for the components. Check the date codes on the comp
Electronics Forum | Thu Jan 05 08:53:21 EST 2023 | tommy_magyar
Check manufacturing date code (if you can) on the reels against your receipt of the material. If you are a contract manufacturer you could make a supplier quality claim if they have sent you expired components (and you did not know). A relatively eas