[sdiy] Solder resist/mask?

rsdio at audiobanshee.com rsdio at audiobanshee.com
Tue Mar 31 18:42:04 CEST 2015


Electrical tape?

What kind of socket actually allows leads to touch the board underneath? That sounds like a problem, even if your solder mask were in place, because vibration could cause the pins to scratch through. People have been successfully running traces under sockets for decades!

Brian


On Mar 31, 2015, at 4:23 AM, Justin Owen <juzowen at gmail.com> wrote:
> Had a prototype PCB come back to me this week where the photo-resist layer wasn't properly aligned with the traces so some of them are exposed and one of them is shorting when a lead is inserted into a socket (no more traces under sockets - lesson learnt!).
> 
> If I bought something like either of these guys could I paint(?) over the exposed traces to seal them up for a few weeks until I go to the next iteration of the board?
> 
> http://uk.farnell.com/chemtronics/cm8e/solder-mask-bottle-200ml/dp/860529
> 
> http://uk.farnell.com/electrolube/epcm250/coating-peelable-mask-250ml/dp/1961584
> 
> ...or any other suggestions?
> 
> Not looking for a permanent solution as I'll be redoing this board anyway - just need a few weeks worth of kludge :)
> 



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