Shenzhen Keyou Circuit Technology Co. Ltd
Shenzhen Keyou Circuit Technology Co. Ltd
UL-approved FR4 PCB Service Supplier
  • UL-approved FR4 PCB Service Supplier
UL-approved FR4 PCB Service Supplier

UL-approved FR4 PCB Service Supplier

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Basic Info
Basic Info
Payment Type: T/T, L/C, PayPal
Product Description
Product Description
  • Layer counts: 4
  • Major material: FR4
  • Board thickness: 1.6mm
  • Surface finishing: immersion gold
  • Solder mask: green
  • Copper thickness: 1oz
  • Min hole size: 0.3mm
  • Min line width and spacing: 4mil           
  • Image:
    • Minimum trace width: 0.075mm (3 mil)
    • Minimum space Width: 0.075mm (3 mil)     
    • SMD pitch: 0.2 mm(8 mil)
    • BGA pitch: 0.2 mm (8 mil)
  • Solder mask:               
    • Minimum solder mask dam: 0.0635 mm (2.5mil)
    • Soldermask clearance: 0.075mm (3 mil)
    • Minimum SMT pad spacing: 0.075mm (3 mil)
    • Solder mask thickness: 0.0007" (0.018mm)
  • Holes:        
    • Min size (CNC): 0.2 mm (8 mil)
    • Min punch size: 0.9 mm (35 mil)
    • Size tol (+/-):
      • PTH: ±0.075mm
      • NPTH: ±0.05mm
    • Position tol: ±0.075mm
  • Plating:
    • Lead free HASL: 2.5um
    • Immersion gold nickel: 3-7um  Au 1-5u''
    • OSP: 0.2-0.5um
  • Certificates: RoHS, ISO 9001:2008, SGS, UL
  • Minimum trace width: 0.075mm (3 mil)
  • Minimum space Width: 0.075mm (3 mil)     
  • SMD pitch: 0.2 mm(8 mil)
  • BGA pitch: 0.2 mm (8 mil)
  • Minimum solder mask dam: 0.0635 mm (2.5mil)
  • Soldermask clearance: 0.075mm (3 mil)
  • Minimum SMT pad spacing: 0.075mm (3 mil)
  • Solder mask thickness: 0.0007" (0.018mm)
  • Min size (CNC): 0.2 mm (8 mil)
  • Min punch size: 0.9 mm (35 mil)
  • Size tol (+/-):
    • PTH: ±0.075mm
    • NPTH: ±0.05mm
  • Position tol: ±0.075mm
  • PTH: ±0.075mm
  • NPTH: ±0.05mm
  • Lead free HASL: 2.5um
  • Immersion gold nickel: 3-7um  Au 1-5u''
  • OSP: 0.2-0.5um
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