Rigid-flex PCB for smart bracelet
  • Specification

    Layer count:4
    Board thickness:0.4mm
    Dimension:115.0*91.0mm
    Raw material:FR4+PI+NFPP
    Copper thickness on the board surface:≥35um
    Copper thickness in the hole barrel:20um
    Min.line width/space:0.075mm
    Minimum hole diameter:0.20mm
    Surface finishing:immersion gold≥1u"
    Application:intelligent bracelet