[SI-LIST] Re: EMI and Power plane card edge clearance distance
- From: Steve Corey <steve@xxxxxxxxxxxxxx>
- Date: Tue, 07 Aug 2001 11:19:08 -0700
> Several boards, all identical in circuit layout and stack up,
> but some with the 20H rule, some without, some with stitching
> around the edges, some without, some with chassis grounding,
> some without ... the combinations come up with about
> 8 boards to make a successful experiment.
>
> 1. 20H, Stitching, Chassis Gnd
> 2. 20H, Stitching, /Chassis Gnd
> 3. 20H, /Stitching, Chassis Gnd
> 4. 20H, /Stitching, /Chassis Gnd
> 5. /20H, Stitching, Chassis Gnd
> 6. /20H, Stitching, /Chassis Gnd
> 7. /20H, /Stitching, Chassis Gnd
> 8. /20H, /Stitching, /Chassis Gnd
>
> Then we could settle it once and for all for everyone.
And based on the results, we could create a rule of thumb... 8^)
-------------------------------------------
Steven D. Corey, Ph.D.
Time Domain Analysis Systems, Inc.
"The Interconnect Modeling Company."
http://www.tdasystems.com
email: steve@xxxxxxxxxxxxxx
phone: (503) 246-2272
fax: (503) 246-2282
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