[ale] need help identifying a capacitor

Quentin Schander Quentin.Schander at eastcobbgroup.com
Fri Mar 12 07:41:43 EST 2010


Your capacitor is a 33000 pF, 400 Volt polyester film capacitor and should be available from just about any electronics supply house.

Quentin R Schander



>>> On 3/11/2010 at 11:39 PM, in message
<ced68de91003112039pebc0383v2a00d39906c004ce at mail.gmail.com>, Richard Bronosky
<Richard at bronosky.com> wrote: 
> You can click the "all sizes" icon above the image to get to the high
> res versions.
> http://www.flickr.com/photos/richardbronosky/4425791349
> http://www.flickr.com/photos/richardbronosky/4425791491
> 
> On Thu, Mar 11, 2010 at 10:55 PM, David Ritchie <deritchie at gmail.com> wrote:
>> 333J is 33000 picofarad - you might read
>> 
> http://www.electro-tech-online.com/general-electronics-chat/8849-bunch-random-questi
> ons.html
>> for more detail...
>> A picture would probably be more useful (particularly if you have the
>> same capacitor
>> somewhere else on the board of the power supply)...
>>
>> -- Dave
>>
>> On Thu, Mar 11, 2010 at 9:40 PM, Richard Bronosky <Richard at bronosky.com> 
> wrote:
>>> I have a highly proprietary power supply with a burnt mosfet that
>>> looks like it took out a capacitor with it. The mosfet is a:
>>> 
> http://www.st.com/stonline/stappl/productcatalog/app?path=/pages/stcom/PcStCo
> mPartNumberSearch.searchPartNumber&search=D5NM5
>>>
>>> The capacitor looks like a film capacitor (a milk chocolate chiclet
>>> http://images.google.com/images?q=chiclet) with 333J<newline>400A on
>>> it. I've been looking for 333 jule capacitors but they all are rated
>>> for voltages, not amps... what should I be looking for? I'm thinking
>>> that since that mosfet is rated for 400v-650v, maybe I should get a
>>> 650v capacitor.
>>>
>>> What do you think about the capacitor?
>>>
>>> Where should I pick these up? I think I can get the mosfet from
>>> digikey for $9.31 if they can get it at all. I'm confused about the
>>> digi-reel thing.
>>> 
> http://search.digikey.com/scripts/DkSearch/dksus.dll?vendor=0&keywords=std5nm5
> 0
>>>
>>>
>>> --
>>> .!# RichardBronosky #!.
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