Electronics Forum | Sat Jun 06 15:11:17 EDT 2009 | ysutariya
Was this a lead-free capable material that fits into IPC 4101/126 or /129, like an Isola 370HR? I would not be surprised because from the picture I think I can see resin underneath the lifted copper, which is an interlaminate separate. This is a
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
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/last-will-of-bga-void.pdf
BGA288 19x19 mm 1.0 mm A-CABGA288- .8mm-19mm- DC Test Vehicle The test board was 2.18mm (86 mil) thick with 14 dummy inner layers. The board was constructed using FR-4 material in accordance with IPC-4101/126 with an electroless nickel/immersion gold (ENIG
Surface Mount Technology Association (SMTA) | https://www.smta.org/news/smta_calendar/calendar.cfm
owner. • Insulectro - Technical Director Design Education; helping OEM’s & fabricators to achieve design success for best material utilization • Executive Board, Vice Chairman - PCEA Printed Circuit Engineering Association • Master Instructor CID+ IPC
