DUTTON Phil wrote: > these soldier filled holes would be called 'foxholes' then?.... > (sorry, couldn't resist)<<
Is that the 'soldier resist' layer to which you are referring? ;-) Cheers Don > > regards, > Phil D. > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Brian Guralnick > Sent: Sunday, 30 July 2006 11:26 AM > To: Protel EDA Discussion List > Subject: Re: [PEDA] Thermal Impedance of Copper Areas > > > The soldier filled holes act as a thermal conductor. The idea is to > draw > heat away from the component, spreading it out more efficiently to the > rest > of the PCB. > > ____________ > Brian G. > > > ----- Original Message ----- > From: "Gerhard Fiedler" <[EMAIL PROTECTED]> > To: "Protel EDA Discussion List" <[email protected]> > Sent: Saturday, July 29, 2006 2:39 PM > Subject: Re: [PEDA] Thermal Impedance of Copper Areas > > > >>On 2006-07-28 13:32:24, you wrote: >> >> >>>If you are trying to get that last little bit of extra thermal > > cooling, > >>>if >>>your PCB has multiple layers, flood fill the layers under the > > component > >>>with >>>coper. Also, if you can add a grid of pads around the component > > which > >>>may >>>be waved/filled with soldier, this can also help. >> >>Couldn't it be that open holes (not filled with solder) are effective, > > too > >>-- in horizontal PCBs? They'd possibly create some additional > > convection. > >>Gerhard >> >> >>____________________________________________________________ >>You are subscribed to the PEDA discussion forum >> >>To Post messages: >>mailto:[email protected] >> >>Unsubscribe and Other Options: >>http://techservinc.com/mailman/listinfo/peda_techservinc.com >> >>Browse or Search Old Archives (2001-2004): >>http://www.mail-archive.com/[email protected] >> >>Browse or Search Current Archives (2004-Current): >>http://www.mail-archive.com/[email protected] > > > > > ____________________________________________________________ > You are subscribed to the PEDA discussion forum > > To Post messages: > mailto:[email protected] > > Unsubscribe and Other Options: > http://techservinc.com/mailman/listinfo/peda_techservinc.com > > Browse or Search Old Archives (2001-2004): > http://www.mail-archive.com/[email protected] > > Browse or Search Current Archives (2004-Current): > http://www.mail-archive.com/[email protected] > > > Disclaimer : > The contents of this e-mail including any attachments are intended only > for the person or entity to which this e-mail is addressed. If you are not, > or believe you may not be, the intended recipient, please advise the sender > immediately by return e-mail, delete this e-mail and destroy any copies. > Tenix does not warrant nor guarantee that this email communication is free > from errors, virus, interception or interference. > > > > ____________________________________________________________ > You are subscribed to the PEDA discussion forum > > To Post messages: > mailto:[email protected] > > Unsubscribe and Other Options: > http://techservinc.com/mailman/listinfo/peda_techservinc.com > > Browse or Search Old Archives (2001-2004): > http://www.mail-archive.com/[email protected] > > Browse or Search Current Archives (2004-Current): > http://www.mail-archive.com/[email protected] > ____________________________________________________________ You are subscribed to the PEDA discussion forum To Post messages: mailto:[email protected] Unsubscribe and Other Options: http://techservinc.com/mailman/listinfo/peda_techservinc.com Browse or Search Old Archives (2001-2004): http://www.mail-archive.com/[email protected] Browse or Search Current Archives (2004-Current): http://www.mail-archive.com/[email protected]
