Re: Possible cheap MMC capacitors

• To: tesla-at-pupman-dot-com
• Subject: Re: Possible cheap MMC capacitors
• From: "Adam" <adamsmith-at-mediaone-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Sun, 12 Mar 2000 22:44:08 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

> Original Poster: "Bryan Steinbach" <warp27-at-juno-dot-com>
> 
> Hello,
> 
> Looking through the Newark catalog (http://www.newark-dot-com) I found the
> 940C product line.  These are self healing polypropylene capacitors, and
> they say "high peak current capability".  What caught my eye is the 3kVDC
> ..1uf for $2.40, Newark part number 48F3953 and CDE part 940C30P1K.  At
> 2.40 they seem ridicuosly cheap, does anybody know anything about these
> and their suitability in a MMC?

I asked about these a while back.  Turns out that they are a very expensive
option, and not an especially good one. Their V/uS pulse rating is only
so-so, and they don't have foil electrodes, which I was told is a must if
you want the caps to survive.

-Adam
adamsmith-at-mediaone-dot-net

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