[SI-LIST] Via Inductance Formula Assumptions

From: "Moeller, Merrick" <mmoeller@xxxxxxxxxxxxxxx>
To: "Si-List (E-mail)" <si-list@xxxxxxxxxxxxx>
Date: Wed, 27 Aug 2003 15:47:07 -0500

What assumptions are made with Dr. Howard Johnson's via
inductance approximaiton:
L=5.08h (ln(4h/d) + 1)

Where is the return path located? Does this apply to an
an array of vias? 

Merrick M. Moeller



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