Check on that link: http://www.aracnet.com/cgi-usr/gpatrick/trace.pl GF > -----Original Message----- > From: Jean Frigault [SMTP:[log in to unmask]] > Sent: Thursday, July 20, 2000 10:02 AM > To: [log in to unmask] > Subject: [TN] in-rush current > > What should be the minimum external trace width for=20 > an in-rush current of 30 Amps for 1 mS.=20 > Board is 93 mil thick and uses 1 oz/square foot copper thickness > Current for normal operation is 4 Amps. > > What would it need for 2 oz > Thanks, > Jean > > > Jean Frigault > Electronic Technologist > Concept + Inc. > 55 Crowley Farm Rd. > Moncton NB > E1A-7R1 > [log in to unmask] > TEL:506-858-4838 > FAX:506-858-4075 > > ############################################################## > TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c > ############################################################## > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in > the body: > To subscribe: SUBSCRIBE TECHNET <your full name> > To unsubscribe: SIGNOFF TECHNET > ############################################################## > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > information. > If you need assistance - contact Keach Sasamori at [log in to unmask] or > 847-509-9700 ext.5315 > ############################################################## ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################