Electronics Forum | Mon Dec 01 07:37:07 EST 2008 | snaggletooth
PCBA Burn-in testing: We need to test some products from -40c - +71c and need some testing equipment for it. We have some burn-in equipments but not at the this temperature range and not at the 7c per minute change rate that is needed. Anyone have so
Electronics Forum | Mon Mar 16 08:44:42 EDT 2015 | davef
The environment of a burn-in chamber is specific. That environment has a fairly well defined affect on the metal contacts of a burn-in socket. Test socket cleaners are tailored for those specific requirements. Look at the MSDS for the WS flux and th
Electronics Forum | Fri Mar 14 11:18:29 EDT 2008 | operator
The way it works is the liquid solder immediatley cures (or should I say burns) the WSOL where ever it touches it. This hardens and keeps it in place and protects whatever is under it. Some of the WSOL falls of in the pot. I am suprised that the burn
Electronics Forum | Mon Feb 13 10:41:14 EST 2017 | dyoungquist
Could be that your temperature ramp up rate is too fast. This could cause the flux in the solder paste to burn off too rapidly. When that happens, it can expand as it heats up and burns off, causing the solder to get spread out from the pad.
Electronics Forum | Thu May 16 08:58:23 EDT 2019 | tsvetan
You are lucky, out of 4 machines we have 2 failed withing first year. One has Panasonic X-axe servo driver burned. The other machine has the ASIC board burned. Nothing that can't be repaired, but still annoying as we had to wait 1 month for replaceme
Electronics Forum | Mon Mar 29 10:48:23 EDT 2021 | oxygensmd
If I were you, I will check the frontPC and rearPC. Are both of them running? For me, last time have issue with a TBF card - burned out. That is why power supply had burned fuse. Card and fuse replaced and the machine works again.