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CCTC Tech Roadmap Plant 1 and Plant 2 (HDI). Surface Finishes Offered. ◆ HASL ◆ OSP ◆ ENIG ◆ Selective ENIG+OSP ◆ Flash Gold ◆ Gold contacts ◆ Immersion Tin ◆ Immersion Silver ◆ Lead Free HASL ◆ Carbon Print ◆ Peelable mask.
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Surface Finishes Offered ◆ HASL ◆ OSP ◆ ENIG ◆ Selective ENIG+OSP ◆ Flash Gold ◆ Gold contacts ◆ Immersion Tin ◆ Immersion Silver ◆ Lead Free HASL ◆ Carbon Print ◆ Peelable mask
Production flow chart of Conventional Product Inner layer dev. etch strip Inner layer punching Material Shearing Inner layer image Drilling Drilling X-Ray Lamination Brown Oxide Inner layer AOI De-burring De-smear Thru Hole Plating Panel Plating Outer layer Image Soldermask Contact Plating Outer layer AOI Alkaline Etching Pattern Plating HASL or LF HASL Legend Routing Electrical Test Final Inspection ENIG Immersion Silver Packaging Immersion Tin OSP
STD Technology Roadmap 2011 width length
Basic Property Comparison for Various Material According to our experiments on lead free material, the experience during the PCB manufacturing and also the feedback from our customers during their assembly, we compared the general property parameters of various lead free material. Please refer to below table: