Electronics Forum | Wed Jun 01 01:08:43 EDT 2011 | boardhouse
Hi Aj, for the most part we have gotten away from calling out specific material and instead calling out IPC4101 back slashes to needed requirements. But if you are just looking for what most domestic shops have switch to you would be looking at 370
Electronics Forum | Tue Sep 18 07:52:29 EDT 2007 | davef
Does the change from supplier to supplier as a result of: * Board definition? * Differences in processing at fabs? 3 Specification Fir Tree General Technical Specification 3a Design/Layout: * IPC-2221 * IPC-2222 3b PCB Fab: * IPC-6011 * IPC-6012 * I
Electronics Forum | Sun Aug 23 11:30:51 EDT 2009 | ysutariya
I think you're getting steered in the wrong direction, with the exception of DaveF's link. By the way, I'm a PCB fabricator, just to avoid any backlash. IPC 4101 is the IPC guideline for raw materials. It has 6 slash sheets for lead-free capable
Electronics Forum | Mon Feb 06 10:12:30 EST 2006 | Yash Sutariya
Hi, I authored the presentation so I may be able to help you out with your Q's. 1. IPC is in draft stage for 4 new material specs. These are in the presentation. I would focus on IPC 4101/ 121 and /124. Match your current Tg requirement to the T
Electronics Forum | Thu May 08 12:11:30 EDT 2008 | boardhouse
Hi Wayne, I am just curious what material is being called out. Are you just specing FR4 or are you calling out a particular IPC 4101 / Some recommended laminates designed for Lead free assembly are: Isola 370HR Nelco 4000-11 or 4000-29 Iteq IT15
Electronics Forum | Sun Aug 08 11:15:32 EDT 1999 | Earl Moon
| | Mike, | | | | Got your message and those of others concerning PCB fab supplier evaluation and qualification check lists, etc. I have a severe problem here in WI as I can hardly access the internet, and when I do it is cut off abruptly for no goo