Selective Unbonded Flex PCB with Gold Fingers

  • Layer Count: 4 layers
  • Structure: 2 Flex + 2 Flex (Unbonded)
  • Material: PI FCCL (18μm Cu + 25μm PI + 18μm Cu), FR-4 Tg150, 94V-0, RoHS
  • FPC Thickness: 0.2mm+/-0.03mm
  • Fingers Thickness: 1.6mm+/-0.16mm
  • Coverlay: black x4
  • Silkscreen: white x1
  • Unit Size: 243x88mm
  • Panel Size: no
  • Finished Copper Weight: 35/35/35/35μm
  • Surface Finish: Hard Gold Plating (Au: 25-30μ”, Ni: 120-240μ”)
  • Min NC Drilling Dia.: 0.25mm
  • Controlled Impedance: Yes, on L1, L2, L3 and L4
  • Application: high speed transmission