Electronics Forum | Tue Aug 17 12:03:47 EDT 2004 | mmjm_1099
Do a search on cracked caps in the search bar above. There is lots of past history for alot of us in this area.
Electronics Forum | Tue Aug 17 10:37:45 EDT 2004 | M.Enright
Some cracks are really obvious,straight down the middle of the capacitor.Some are slight hair line fractures which fail at ICT.In all cases seen,all cracks are through the centre of the cap.My worry is that there may be some which have fractures and
Electronics Forum | Tue Aug 17 15:52:29 EDT 2004 | davef
We agree with Rob. It sounds like someone is trying to pound your caps through the board.
Electronics Forum | Wed Aug 18 06:28:55 EDT 2004 | M.Enright
We have Z height adjustment on a turret chipshooter to compensate for various thickness. At the moment all the 1206 Cap are treated the same.It's something we are going to change over the next few weeks. Thanks for your help!.
Electronics Forum | Tue Aug 17 11:28:07 EDT 2004 | rlackey
Hi, I'm not the expert DaveF is, however I have seen quite a few cracked chip capaictors in my time - most of these were from lack of Z height adjustment on a turret chipshooter to compensate for various thickness. Do you have separate 1206 thick
Electronics Forum | Fri Oct 22 11:04:29 EDT 2004 | Simon UK
I have experienced this same problem with CECC Type caps, in all sizes. One cause, which may have not been explored is the component may hav been cracked before you placed it 1 in 300? Hmm..I did this on our products that were showning atleast 5 per
Electronics Forum | Mon Jul 12 00:23:02 EDT 2010 | leadthree
I had cracking caps from the ICT and a variation in the length of the probes (due to wear and tear) that press down the PCB. That put lots of mechanical stress on the PCB. So have also a close look at the ICT, or another other test fixtures you use.
Electronics Forum | Sat Jun 19 08:32:49 EDT 2010 | davef
Please describe the location and appearance of the crack
Electronics Forum | Sat Jun 19 00:49:17 EDT 2010 | mun4o
Hi all, lately ofen I have problem with cracked ceramic capacitors.We use 0805 and 0603 cap. Samsung.ICT measure diferent capacity of nominal.If I tray to desoldering component , then component cracked.I think , that the reason is the moisture in com
Electronics Forum | Mon Jun 21 02:15:03 EDT 2010 | ppcbs
We also encountered the crack case in multi layer Ceramic Cap,0603 after touch up. Most failure were on the terminals. Previously, we used 0805 instead 0603.that time, failure were very few.
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