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  • Products Name: Split Flexible PCBs for USB Flash Board
  • Number: PCB-2-027
  • Views : 50

Key specifications/special features:
Keyword: split flexible PCBs for USB flash board, uses 94V0 material or FR4
Layers: multilayer
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 compliant)/CEM-4, aluminum, metal based
Layer No.: 1-16
Finished board thickness: 0.2 mm-3.5mm (8mil-138mil)
Board thickness tolerance: ±10%

Cooper thickness: 0.5oz-4oz (18um-144um)
Copper plating hole: 18-30um
Impedance control: ±10%
Warp & twist: 0.70%

Image
Min trace width (a) 0.075mm (3 mil)
Min space width (b) 0.075mm (3 mil)
SMD pitch (a) 0.2mm (8 mil)
BGA pitch (b) 0.2mm (8 mil)

Solder mask
Min 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
Min hole size (CNC): 0.2mm (8 mil)
Min 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: 3-7umAu:1-5u''
OSP: 0.2-0.5um

Certificate: RoHS, ISO 9001, SGS, UL certificate