[SI-LIST] Re: Why PDS impedance exceeds target impedance in low frequency less than 1kHz is OK ?

  • From: "Tom Dagostino" <tom@xxxxxxxxxxxxx>
  • To: "'icer world'" <icermail@xxxxxxxxx>, "'SI LIST'" <si-list@xxxxxxxxxxxxx>
  • Date: Mon, 3 Mar 2008 20:53:35 -0800

If your DC target impedance is set by the allowed IR drop then if the target
impedance at DC is exceeded you don't get the desired power to the chip.

Tom Dagostino
Teraspeed(R) Labs
13610 SW Harness Lane
Beaverton, OR 97008
503-430-1065
503-430-1285 FAX
tom@xxxxxxxxxxxxx
www.teraspeed.com

Teraspeed Consulting Group LLC
121 North River Drive
Narragansett, RI 02882
401-284-1827 


-----Original Message-----
From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx] On
Behalf Of icer world
Sent: Monday, March 03, 2008 8:34 PM
To: SI LIST
Subject: [SI-LIST] Why PDS impedance exceeds target impedeance in low
frequency less than 1kHz is OK ?

It's said that PDS impedance  exceeds  target impedeance in low frequency
less than 1kHz is OK , can anyone give me some explains?Thanks!

 
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