[SI-LIST] Re: Proadlizer - new decap?

  • From: Geoff Stokes <gstokes@xxxxxxxxx>
  • To: si-list@xxxxxxxxxxxxx
  • Date: Tue, 13 Jan 2004 09:31:45 -0000

I found this and only this, after searching a while for descriptive info:

http://www.nec-tokin.com/english/top/news.cgi?mode=body&id=14

For once, Google did not help!

My guess is it's not really a conventional 2-terminal capacitor.  By analogy
with 4-terminal resistors with Kelvin connections, there are devices which
can give you very low ESL (1pH claimed in this case).  But they are really
filters with 3 or more terminals.  The RF community has long used discoidal
feed-thro capacitors for GHz decoupling, which are best seen as 3 terminal
devices.  The ground connection around the edge of the disc is possibly the
lowest common impedance ever (that is the amplitude of Z12 for network
enthusiasts).  But no such device can produce such a low driving-point
impedance at a single port (Z11) without impractical dimensions.

> -----Original Message-----
> From: Mark Alexander [mailto:mark.alexander@xxxxxxxxxx]
> Sent: 12 January 2004 22:48
> To: si-list@xxxxxxxxxxxxx
> Subject: [SI-LIST] Proadlizer - new decap?
> 
> 
> Hey all,
> 
> On the subject of new capacitor technologies, does anyone have 
> information on NEC's Proadlizer?  Apparently the name is a 
> contraction 
> of Prompt, Broadband Stabilizer.  I can't find much press on it.
> 
> -mark
> 
> 
> 
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