Durable, functional membrane keyboard switches, flexible printed circuits and electroluminescent display inverters are available from Dewar Electronics .
Engineering capabilities of flexible PCBs are the following:
- Conductor thickness (copper): 0.5oz, 1.0oz, 2.0A (RA or ED copper)
- Adhesive: epoxy, acrylic or polyester
- Stiffener: Mylar or Kapton
- Minimum trace: 0.004”
- Minimum space: 0.004”
- Minimum hole size: 0.012”
- Plating: Tin-lead, nickel, gold
- QC spec: IPC-FC-250A
- Thickness: 1/2mil, 1 mil, 2mil, 3mil, 5mil (polyimide or polyester)