Electronics Forum | Mon Feb 05 11:45:07 EST 2001 | peterbarton
Phil, One source for this information is form the manufacturer Park/Nelco. They have a large website and give specifications for all sorts of laminates, including FR4. Try http://www.nelcointernational.com/parknelco/fr4epoxy.htm. I'm sure that ot
Electronics Forum | Thu May 31 22:35:23 EDT 2012 | jacktan
I have encountered PCB delam issue with high density PCB. PCB has 42 layers , 5 mm thickness ,laminate material is NelcoN4000-13EP,Tg 210C and Td 350C. Have pre-bake at 125 c for 12 hrs before assy.My reflow temp is standard with 243 peak and TAL is
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