[SI-LIST] Re: DC Resistance calculation in 2.5D solver
- From: steve weir <weirsi@xxxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Wed, 16 May 2012 06:50:48 -0700
The DC IR drop is the more suitable. But you cannot trust the answer
from any tool until you have run enough characterization cases that you
are certain that you both know how to drive the tool properly, and have
a means to detect insane results. Don't use instruments to fly the
airplane into the ground.
Steve.
On 5/16/2012 4:52 AM, Tesla wrote:
> Hi, Experts
> In 2.5 field solver(eg: Sigrity or SIwave), if i want to get DC resistance of
> interconnect, i use the two method:
>
> 1 Use FEM to calcute from DC to Fmax Hz, use the DC s parameter to get the S
> parameter
>
> 2 Use IR drop in the analysis to get the DC resistance
>
> but the two method give two different DC resistance value, Which one i should
> trust?
>
> Thanks.
>
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