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Re: Voltage Surge Protection Options and Ideas? Varistor? TVS?

 
 





















Glenn Møller-Holst
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      03-28-2009, 12:25 AM


eeboarder wrote:
> I have a device that contains five separate power supplies. They are
> installed into industrial locations with a 24V battery system and an
> alternator to charge the batteries. The current voltage protection
> consisted of a ERZ-V20D390(
> http://www.panasonic.com/industrial/...awa0000ce2.pdf ). They
> suppress voltage at 39V. Occasionally the power supplies are getting fried.
>
>
> I need to go with something faster, I think. Maybe the 5KP30CA (
> http://www.littelfuse.com/data/en/Da...-Diode_5KP.pdf
> )?
>
> It looks like it can handle more voltage and has a 1.0ps response time.
>
> I would love to get some input on this? Any other ideas? Is this a good
> substitution?


Hi!

Read about them here:

http://en.wikipedia.org/wiki/Surge_protector

/Glenn
 
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