If the supply was in an automotive application (although it sounds like it
wasn't) then the LM293x series are worth looking at. These are designed to
be tolerant of various abuses beyond that expected in more peaceful
environments.


        RM

> Unfortunately the customer was in possession when it happened
> so there's some credibility to be regained. I've rarely seen a reg
> fail short circuit, but that's of little comfort to the customer. No idea
> why that one chose to go postal but it did, and it was just dumb
> luck it blew when it wasn't here

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