Re: which MOSFETS for SSTC?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <Kchdlh-at-aol-dot-com>

In a message dated 04/25/2002 11:21:02 AM Pacific Daylight Time,
tesla-at-pupman-dot-com writes:


>
> Subj:which MOSFETS for SSTC? 
> Date:04/25/2002 11:21:02 AM Pacific Daylight Time
> From:<mailto:tesla-at-pupman-dot-com>tesla-at-pupman-dot-com
> To:<mailto:tesla-at-pupman-dot-com>tesla-at-pupman-dot-com
> Sent from the Internet 
>
>
>
> Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <FutureT-at-aol-dot-com>
>
> Hello all,
>
> I eventually want to build an SSTC, so I'm going to search for
> suitable MOSFET's at hamfests.  Can someone tell me the
> best ones to use?  I thought I had the numbers handy, but I
> don't.  I remember that some were found to be better than
> others, etc.  I remember one of them began with IR..... but
> I think it was found to be unreliable?  Any info is appreciated.
>
> Thanks,
> John
>
>



I use IRFP460A.  Best price I've found is from Future/Active, via phone & not
per their catalog.  Last, ~$3 ea/25.  Way back, I found that a presumed
equivalent, an ST ("Silicon Transistor" Co?) W20NB50, failed much more often.

Ken Herrick