... 2, 1.2mm, 1OZ, Green solder mask color, Plating Gold SERIALITEMTECHNICAL DATA1Layers1-16 Layers2Base-materalFR-2, CEM-1, FR ... ±3 mil, NPTH: ±2mil8Hole location tolerance±2mil9PTH wall thickness≥20um10Aspect ratio10/111Line width/space4/4mil12Line width/space ... 5um17Gold fingerNi: 80~250u", Au: 1~5u"18Immersion gold(ENIG)Ni: 80~200u", Au: 1~8u" ... 10Sec@288ºC SSB for Telephone(Gold Plating With Carbon Oil)