Capability Technical Roadmap Roadmap Item Capability Layer count Up to 20 layer Min. Core Thickness 2 mil Min. Board Thickness 2L:10mil; 4L:14mil; 6L:18mil; 8 L:25mil Max Board Thickness 236mil Max Panel Size 21” x 24” (533mm x 610mm) Materials FR4(standard) Isola/Nanya/ITEQ FR4(Hi-Tg) Isola/Nanya/ITEQ Rogers RO4003/4350/3010/RT Duroid 5880/5870 Arlon Diclad 25N/25FR/870/880 Taconic TLY/TLC/RF35&RF30 Nelco N9000/ N4000-6/ N4000-13 IMS(Insulated Metal Substitute) FR4+AL/Berquist+AL/Rogers+AL or Copper Drilling Min. Drilled Hole Size 10mil Annular Ring 115μm(normal); 100μm(for Laser) Registration ±3~5mil Min. Finished Hole Size 8mil Copper Weight 1/3 oz, 1/2 oz, 1~5 oz Conductor for Trace Width ±20% Surface Conductor Thickness >51μm (for 1oz.); >82μm (for 2oz.) Min. Hole Surface Copper >0.8mil, Ave. 1mil Max. Aspect Ratio 8:1 Image Transfer Min. Track and Gap 4/4mil SMT/BGA. Pitch 10mils for SMT; 32mils for BGA Track and gap 3mil Solder Mask Photoimager(LPI)Solder Mask Green, Yellow,Blue, Red, Black Via Plugging (min. 80%) Yes Peelable Solder Mask Yes Registration ±2mil Solder Dam Width ±3mil Thickness Over Trace 0.2~1.5mil Silkscreen White, Yellow, Black Min. legend width 8mil CNC Dimension +/-4mil Punch Dimension +/-4mil Blind Vias / Buried Vias Yes POV(Pad on Vias) Yes Impedance control ±10% SurfaceFinishing Pb free HASL 100u” HASL(non leadfree) 40~120 u” Immersion Gold 1~5 u” Immersion Silver 8~12 u” Immersion Tin 25~40 u” Hard Gold & Gold Finger Yes Gold Finger Plating 5,8,10,15,20,30 u” OSP 0.25~0.35 u” Carbon Ink 20Ω Peelable Ink t=0.3m/m Laser Drill & Horizontal Plating Subcontactor Back