From: Dima Smolyansky ([email protected])
Date: Mon Apr 30 2001 - 11:41:52 PDT
I would rephrase this to say: unless the board is densely populated with
active DUTs and bypass capacitors, TDR should help. At least in my
experience it did.
TDA Systems, Inc.
11140 SW Barbur Blvd., Suite 100
Portland, OR 97219
(503) 246-2282 (fax)
(503) 804-7171 (mobile)
The Interconnect Modeling Company(TM)
----- Original Message -----
From: "Ingraham, Andrew" <[email protected]>
To: "'Bastola, Subas'" <[email protected]>
Cc: "'si-list'" <[email protected]>
Sent: Monday, April 30, 2001 8:20 AM
Subject: RE: [SI-LIST] : Plane short
> > What is the best method to find the location of a short between the
> > and gnd plane in a fully assembled board? Can TDR help?
> In answer to the second question, I suspect that a TDR is not much help
> a fully assembled board. All those bypass capacitors tend to look like HF
> shorts, and if the real short is in a component, it might be nearly
> indistinguishable from a working capacitor in the nanosecond timeframe.
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