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  • Products Name: Double Access Flexible PCB
  • Number: 123
  • Views : 1

  • Special features:
    • Keywords: double access flexible PCBs for smart watch and smart phone manufacturer from Shenzhen
    • Layers: multi-layers
    • PCB manufacturer
    • Flexible printed circuits
    • Board thicknesses: 1.6mm
    • Board thickness tolerance: around 5%
    • Minimum hole size: 0.2mm
    • Minimum track width/space: 0.075/0.075mm
    • Solder mask thickness: 0.01mm
  • Material: FR-4/Hi Tg FR-4/Lead-free
  • Materials (RoHS Directive-compliant)/CEM-4, aluminum, metal based
  • Layer number: 1-16
  • Finished board thickness: 0.2-3.5mm (8-138mil)
  • Board thickness tolerance: ±10%
  • Cooper thickness: 0.5-4oz (18-144um)
  • Copper plating hole: 18-30um
  • Impedance control: ±10%
  • Warp and twist: 0.70%
  • Image:
    • Minimum trace width (a) 0.075mm (3 mil)
    • Minimum space width (b) 0.075mm (3 mil)
    • SMD pitch (a) 0.2mm (8 mil)
    • BGA pitch (b) 0.2mm (8 mil)
  • Solder mask:
    • Minimum solder mask dam: (a) 0.0635 mm (2.5mil)
    • Soldermask clearance: (b)0.075mm (3 mil)
    • Min SMT pad spacing: (c) 0.075mm (3 mil)
    • Solder mask thickness: 0.0007"(0.018mm)
  • Holes:
    • Minimum hole size: (CNC): 0.2mm (8 mil)
    • Minimum punch hole size: 0.9mm (35 mil)
    • Hole size:
      • Tol PTH: ±0.075m
      • NPTH: ±0.05mm
    • Hole position: Tol ±0.075mm
  • Plating:
    • HASL/lead free HASL: 2.5um
    • Immersion gold nickel: 3-7um
    • Au:1-5u''
    • OSP: 0.2-0.5um
  • Certifications: ISO 9001, SGS, UL
  • RoHS Directive-compliant