DESIGNERCOUNCIL Archives

1996

DesignerCouncil@IPC.ORG
Options: Use Monospaced Font
Show Text Part by Default
Condense Mail Headers

Message: [<< First] [< Prev] [Next >] [Last >>]
Topic: [<< First] [< Prev] [Next >] [Last >>]
Author: [<< First] [< Prev] [Next >] [Last >>]

Print Reply
Received:
by ipc.org (Smail3.1.28.1 #2) id m0v3R0e-0000SSC; Wed, 18 Sep 96 13:06 CDT
Old-Return-Path:
<[log in to unmask]>
Date:
Wed, 18 Sep 1996 11:14:32 -0700
Precedence:
list
Resent-From:
[log in to unmask]
Resent-Sender:
DesignerCouncil-request [log in to unmask]
X-Status:
Status:
O
X-Mailing-List:
<[log in to unmask]> archive/latest/2033
TO:
[log in to unmask], [log in to unmask], [log in to unmask], [log in to unmask], [log in to unmask]
Return-Path:
<DesignerCouncil-request>
Resent-Message-ID:
<"2R5PJ1.0.Cd7.Be3Go"@ipc>
Subject:
Re: Design (fwd)
From [log in to unmask] Wed Sep 18 14:
50:35 1996
X-Loop:
[log in to unmask]
From:
[log in to unmask]
Message-Id:
<[log in to unmask]>
Parts/Attachments:
text/plain (23 lines) 

One needs to keep in mind the via to via spacing allowed in the design.
If your 35 mil vias can reside on 50 mil centers, a row of vias will
effectively build a moat in the plane if you use an anti pad of 55 mils.
This is why we use a 45 mil anti pad on our vias.

Another 2 cents worth...

Ken Barrett
Cisco Systems
San Jose CA
[log in to unmask]
408.526.5625

****************************************************************************
* The mail list is provided as a service by IPC using SmartList v3.05      *
**************************************************************************** 
* To unsubscribe from this list at any time, send a message to:            *
* [log in to unmask] with <subject: unsubscribe> and no text. *
****************************************************************************

ATOM RSS1 RSS2