There are two parts to the answer: A. Yes, it can. See our article on this on our web site "Fusing Current; When Traces Melt Without a Trace!" at http:\\www.ultracad.com B. Almost no-one suggests that a board can be repaired after a trace melts. So a trace fuse is best used for catastrophic protection only. That's mu two-cents worth. Doug Brooks At 03:16 AM 8/25/2004, you wrote: >Hi Masters, > >This is really not an SI related query, but comes under electronics design. >My query is this. Can a thin PCB trace be used as a reliable fuse. I have a >real estate problem on my PCB & require 4 fuses with current threshold of >6A. I searched for the components & found they too huge to use on the PCB. >So thought I can use trace as fuse!! >If it is possible is there any paper that has this explained? > >Please help. > >Thanks, > >Tilak >------------------------------------------------------------------ >To unsubscribe from si-list: >si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field > >or to administer your membership from a web page, go to: >//www.freelists.org/webpage/si-list > >For help: >si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field > >List FAQ wiki page is located at: > http://si-list.org/wiki/wiki.pl?Si-List_FAQ > >List technical documents are available at: > http://www.si-list.org > >List archives are viewable at: > //www.freelists.org/archives/si-list >or at our remote archives: > http://groups.yahoo.com/group/si-list/messages >Old (prior to June 6, 2001) list archives are viewable at: > http://www.qsl.net/wb6tpu > ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List FAQ wiki page is located at: http://si-list.org/wiki/wiki.pl?Si-List_FAQ List technical documents are available at: http://www.si-list.org List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu