HDI

HDI = High Density Interconnect (Micro via)
Up to 32 layers
Maximum thickness – 135 mils (3.43 mm)
Various structure types:
– 1+N+1
– 2+N+2
Various via types:
– Staggered, Skip Vias
Via-In-Pad Designs
–Epoxy filled
– Plated over filled via (POFV/VIPPO)
Press fit Coin designs
Conformal, large window, DLD Process
Laser drillable Prepregs (LDP)
Currently 14 Gauss +2 Top-hat CO^2 laser drills
HDI PCB Products
HDI PCB Products