Electronics Forum | Wed Oct 24 02:09:34 EDT 2018 | simondsr
Hi everyone, I am new to this SMT. I have just graduated my study, have zero experience in SMT industry as I studied Automotive before. Ok lets proceed to the main objetive, I have a question regarding package rebake. From what I have learned, the
Electronics Forum | Fri Jun 22 12:25:42 EDT 2001 | dason_c
DaveP, once you shut down the oven, the moisture will start and move into the oven unless you can completely seal the oven after you turn it off. Therefore, keep the components into the oven, don't work. However, if the oven is continously on until
Electronics Forum | Thu Aug 15 22:35:54 EDT 2002 | Brandon
I've done some experiments on baking parts as we got pop corning QFP's on our production line. This QFP has moisture level of 5 and I baked them @ 125'C for minimum of 12 hrs. So far results were great but I have a question: Forum says that I cannot
Electronics Forum | Tue Oct 29 11:01:56 EST 2002 | yngwie
Ok..I will refer to the past thread myself....but, just an update, after getting the BGA rebaked ( as I didn't see an evidence from Production saying that they hv baked these batch of BGAs). The shorts are all gone. But one thing thou', if the proble
Electronics Forum | Tue Aug 17 11:54:34 EDT 2004 | rlackey
Hi, You might find you also need an oven & dessicant for the re-sealing & re-baking process. We found a couple of second hand Gallenkamp ovens (appear to be well made) & a Komet 20 vaccuum sealer for this. Also those natty little cards that chan
Electronics Forum | Wed Apr 13 05:48:52 EDT 2005 | charly
hi' i need advise on immersion silver PCb shelf life. 1) what is the shelf life for Immersion silver PCB? 2) iF PCB expire, can we bake the immersion PCB? what temp & duration? 3) How long can we keep the pCB again after rebaking? (with vacuum seal)
Electronics Forum | Mon Jan 08 03:16:12 EST 2007 | oswald5087
hi' i need advise on immersion gold PCb shelf life. 1) what is the issue shelf life or expire for Immersion gold PCB? 2) How long we can keep the PCB? (with vacuum seal and without vacuum seal) 2) iF PCB expire, can we bake the immersion PCB? what t
Electronics Forum | Thu Dec 20 01:22:41 EST 2007 | gersla
As I told you, some carriers (trays) are limited to 75 degree maximum, and from time to time employees do not pay attention to this. This is one of the reasons. The second reason is that 90 degree still be problematic in a case of rebake more then 3
Electronics Forum | Tue Dec 02 18:10:39 EST 2008 | sys_steven
Need your opinion guys.. The old timers at the plant here feel that we should clean our board after Misprints withe the solvent cleaner over water wash. This is so they don't have to rebake the pcb for 24 hours before smt again. I don't believe th
Electronics Forum | Fri Nov 02 17:23:52 EDT 2018 | cbart
are these requirements outlined by your company or the manufacture of the part? if its your company is the product tested? if so the test guys don't usually like to power things up with water trapped in them or under them as it can cause some problem
