This is a fairly mature technology. Make sure you clearly define via fill requirement on the drawing so there is no surprise. If your current board suppliers don't have experience with via fill, be caution, find one that does via fill on regular basis. It is not a plug and play technology. Best Regards, Jason Zhao VP of North America Operations Sunshine Circuits 3400 Silverstone Drive, Suite 139, Plano, TX 75023 US Cell 510-468-4412, China Cell 131-62722392 www.sunshinepcbgroup.com -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of David Bealer Sent: Tuesday, April 23, 2013 8:17 AM To: [log in to unmask] Subject: [TN] Via in pad using filled or plugged vias We are looking at the possibility of using boards designed with vias in pad and having those vias filled. What should we be concerned with? ( I know this is a overly broad question, just looking for a place to start.) Thanks, David Bealer SMT Department Manager office 800-637-2645 x6022 cell 217-474-8760 email [log in to unmask]<mailto:[log in to unmask]> Watchfire Headquarters * watchfiresigns.com<http://www.watchfiresigns.com/> sales 800-637-2645 service 866-637-2645 ______________________________________________________________________ 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] ______________________________________________________________________ ______________________________________________________________________ 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] ______________________________________________________________________