[SI-LIST] Re: Ferrite beads recommendation
- From: steve weir <weirsi@xxxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Tue, 19 Mar 2013 01:51:41 -0700
http://www.ipblox.com/pubs/DesignCon_2011/11-TA3Paper_Weir_color.pdf
Steve
On 3/19/2013 1:45 AM, Balaji G wrote:
> Hi all,
> We have a method for doing AC decoupling analysis and by that we can
> recommend the number, type of capacitors based on the dynamic transient
> current, PDN and VRM response. I am not sure whether we have a method for
> choosing "ferrite bead", simulate & recommend it for the design. Generally,
> I was simply following Chip makers application document for using ferrite
> beads in the analog rail. If that is required for the design, after the
> prototype, testing was done with and without ferrite bead to substantiate
> its necessity in the design. I will be really happy if we can simulate
> noise with and without ferrite with the help of models provided by Ferrite
> manufacturer like Murata and if there is a method/tool to do the analysis.
> If you ppl know any methods, tool pls let me know.
>
> Regards,
> Balaji
>
>
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