Split Ceramic Disk Capacitor

Peter Coghlan cctalk at beyondthepale.ie
Sun Mar 29 18:56:21 CDT 2020

> Since I am forced to stay at home more than I would like I though I would
> check some more PSUs. One I wanted to check was the H7109-C from one of my
> VAXstation 4000 VLC machines. I found a leaked capacitor and some other high
> ESR ones, so I will replace those. However, I also noticed a ceramic disk
> capacitor that appears to be split all around the edge. Is that a known
> failure mode?

Is it definately a capacitor?

I've had some damaged surge arrestors / MOVs / VDRs that look very similar
to ceramic disc capacitors.

Peter Coghlan.

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