HDI Copper Via Fill


HDI Copper Via Fill PCB
 Layers  4                                                  
 Cu Weight  1 oz
 Min Ln / Sp      4 / 4 mil
 Finish  ENIG + Soft, Wire-Bondable Gold
 Blind Vias  1+2+1: L1-L2 + L3-L4 Cu-filled Blind Vias
 Buried Vias  Layer 2 - L3 Buried Vias
 Additional  Laser-Trimmed Black Coverlay



















Copper Via Fill
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