Electronics Forum: ipc-4101/126 (Page 1 of 1)

BGA Pad Cratering

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

Minimum Tg for LeadFree board.

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


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