Hi Ioan, Its depend on the component weight, number and diameter of balls, Alloy of ball / paste. You will need a sample for a good design. 2/3 of the original height is a good estimation. Reuven On Mon, Oct 29, 2012 at 4:31 PM, Ioan Tempea <[log in to unmask]> wrote: > Dear Technos, > > For heatsink attachment purposes, is there any way of knowing what the > collapsed height of BGA balls will be after soldering? Best would be to > measure, but I don't have the products and, anyways, the population of > boards was rather scarce. > > Thanks, > > Ioan Tempea, ing. > Ingénieur principal de fabrication / Senior Manufacturing Engineer > [signature002]<http://www.digico.cc/> > > 950 RUE BERGAR, LAVAL, QC, H7L 5A1<http://g.co/maps/2gh3f> > T+ 1 (450) 967-7100, EXT244 > ------------------------------------------------------------------------ > [signature001] <http://www.facebook.com/pages/Digico/277076778479> > ------------------------------------------------------------------------ > Lauréat Dunamis 2012<http://digico.cc/dunamis-2012/> > Entreprise manufacturière / Gestion du capital humain > > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud service. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > -- Best Regards, *Reuven Rokah* Mobile: 972-52-6012018 Tel: 972-3-9360688 Fax: 076-5100674 <http://www.rokah-technologies.com/>[log in to unmask] [log in to unmask] www.rokah-technologies.com ** This e-mail message is intended for the recipient only and contains information which is CONFIDENTIAL and which may be proprietary of Rokah Technologies. If you have received this transmission in error, please inform me by e-mail, phone or fax, and then please delete all of the original files and all other copies exist. ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________