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  • Products Name: Smartphone side key flexible PCB
  • Number: PCB-2-002
  • Views : 6

  • Keyword: smartphone side key flexible PCB, single layer polymide FPC

  • DIY circuit board 

  • Layers: multi-layer

  • 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

  • Materials: 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) 0.0635mm (2.5mil)

    • Soldermask clearance (b) 0.075mm (3 mil)

    • Minimum 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

  • Production line:

    • We always adhere to using advanced concepts and mature sound technical production to better meet the needs of market

    • Through unremitting efforts, our R and D team now manufacture multilayer blinds, buried hole circuit boards, flexible circuit boards (FPC), high-precision impedance, HDI, and other special circuit boards