Electronics Forum | Thu Nov 03 07:47:51 EST 2005 | davef
Get the documents from IPC. Roland Girouard [rgirouard at smtnet.com] is an system admin
Electronics Forum | Fri Nov 04 08:57:38 EST 2005 | russ
www.IPC.ORG will get you there
Electronics Forum | Wed Nov 02 20:27:08 EST 2005 | davef
Why stop at fids: * IPC-2221 - Generic Standard On Printed Board Design * IPC-2222 - Sectional Design Standard For Printed Board For Organic Printed Boards
Electronics Forum | Thu Nov 03 13:09:30 EST 2005 | erokc
Davef, pardon my ignorance. Where is and who is IPC. http://www.ipc.com is a financial institute. Please lead the way Dave
Electronics Forum | Thu Nov 10 20:14:44 EST 2005 | davef
FREE DOWNLOAD - SMEMA3.1 - Fiducial Mark Standard http://webvision.ipc.org/scripts/mgrqispi.dll?APPNAME=IPCWEB&PRGNAME=TOCFRAME&ARGUMENTS=-N,-N,-A,-A,-N50
Electronics Forum | Tue Nov 01 20:48:53 EST 2005 | erokc
I am forced to use fine pitch parts in a new design. Board alignment in production has to be addressed. Fudicals, where to place, shape, size. I'm assuming they must be in the copper to represent the pad positions. Are they placement machine depe
Electronics Forum | Sat Nov 05 17:37:44 EST 2005 | mika
Here is a tip: Always try the excellent SMT.NET forum search... If You do Not find what You are searching for, and we are unable to help You out; well... we did the best we could, ..or... http://www.smtnet.com//forums/index.cfm?fuseaction=view_thread
Electronics Forum | Wed Nov 02 20:42:55 EST 2005 | erokc
Russ, thanks for the explination. Makes sense now. DaveF, where do I get the documents you listed? Why is me username (erokc) for login showing as Author instead of my display name? I've checked my preferences, it's still shows Dave??? Is there
Electronics Forum | Wed Nov 02 08:57:34 EST 2005 | russ
Don't have any graphics but they are relatively simple. 1. They do need to be put into the copper. 2. We usually use a 1mm circle but many other shapes and sizes are useable but I know that all machine will take a circle. 3. Maintain a keepout area
Electronics Forum | Fri Nov 04 22:16:56 EST 2005 | mika
I forgot to mention something about the local fiducial marks: In the "old days" where board stretch was a factor to count with; the use of local fid's around a fine pitch component was sometimes necessary; not to forget that the pick & place machines
