Design Rules: Rigid Flex & Semi Flex Printed Circuit Boards

in addition to the Design Rules for Multilayer PCBs

 Measurement  Description Value [µm]
 Std. / Advanced / Limit  
 
Designrules
 
  Pattern in the Flex Area
  
 
  Conductors evenly distributed
  Conductors parallel to outline
  Conductors TOP and BOT staggered

 Designrules
 
  Increased Flexibility of Ground Planes






 
 
  Pitch      1500 / 1000 / 800
  Width       500 / 400 / 300
  Gap       1000 / 600 / 500
 
Designrules
 
  Distance of Vias to Edge of Rigid
  Parts
  
  1500 / 1000 / 500
 
Designrules
 
  Bending Radius
 
  > 1 ... 5 mm
  (Depending on construction)

  Semiflex > 4 mm
  (Maximized conductor widths)