Steve Could you place the picture of the round pads on your site that you have devoted to pics. When I mentioned the round pads to my group they wanted to know more. Thx's in advance Tom Oliver Eagle Comtronics ----- Original Message ----- From: "Steve Gregory" <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, March 23, 2004 9:53 AM Subject: Re: [TN] FW: Round SMT pads > Au contraire, Monsieur!! > > I've seen round pads used numerous times! Mostly on 0402 footprints > though...I suppose it wouldn't hurt on 0603 pads. > > The benefits are a reduction in tombstones, and increased space for routing > traces. > > I'll send you a picture of a board that I have here now that has round pads > (there's part of a dime in the picture for scale), but I've got more than just > a few boards that I build here that uses round pads, and from my experience, > it does help prevent tombstoning. I have less problems with tombstones on > > Hope this helps! > > -Steve Gregory- > > > > > I'll take the total lack of response to mean nobody has seen this. > > > > Thanks anyway. > > Jason > > > > -----Original Message----- > > From: Jason Lineback > > Sent: Monday, March 22, 2004 10:37 AM > > To: TechNet+AEA-IPC.ORG > > Subject: +AFs-TN+AF0- Round SMT pads > > > > > > Hello > > > > Is there a trend coming to use round pads for SMT components? > > > > I work for a contract manufacturer and within the last month we have quoted > > 2 assemblies from 2 different customers, both had round pads for 0603 > > components. Both customers outsourced their board design. We do not know if both > > customers used the same designer. > > > > We have not seen this before and have not found any information supporting > > this type of design. Anyone have any information on processing these? > > > > Thanks > > Jason Lineback > > > > > > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV 1.8e > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: http://listserv.ipc.org/archives > Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 > ----------------------------------------------------- > --- > [This E-mail scanned for viruses by Declude Virus] > > --- [This E-mail scanned for viruses by Declude Virus] --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 1.8e To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 -----------------------------------------------------