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Unread 03-04-2012, 19:40
EricVanWyk EricVanWyk is offline
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Re: Digital Sidecar 5 volt regulator blow

Quote:
Originally Posted by Al Skierkiewicz View Post
There is very little smoke damage but this could have occurred with a gate to source short. It could also be a crush break. Eric, have you seen this type of damage with a voltage reversal?
Yep, usually in combination with an ESD event. One of the tests I performed in the lab was to apply reverse voltage and then hit the power line with 30kV from an ESD gun. Q1 would normally pop like Kelly's picture.