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PCB

Silkscreen

Type: Liquid Photo Imageable (LPI)

Color: White

Information:

  • Reference Designators
  • Company Name
  • Function
  • Part Number
  • Serial Number

Surface Finish

  • Electroless Nickel Immersion Gold (ENIG)
  • Electroless Nickel Immersion Silver
  • Electroless Nickel Electroless Palladium Immersion Gold (ENEPIG)

Soldermask

Type: Liquid Photo Imageable (LPI)

Colors:

  • Green
  • Black

Conductive Layer

Material: Copper

Thickness Standards:

  • 34.79um (1oz per sqft)
  • 69.58um (2oz per sqft)

Traces:

Holes:

  • Plated, Unplated
  • Thru, Blind, Buried

Substrate

Includes:

  • Conductive Layers
  • Prepreg Layers
  • Core Layers

Thickness Standards:

  • 1.6mm
  • 2.4mm
  • 3.2mm

Materials:

Fabrication Quality Standards

  • IPC-2
  • IPC-3

Manufacturing Constraints

  • MIN Trace Width
  • MIN Trace Spacing
  • MAX Layer Count
  • Blind/Buried Vias
  • Outer Conductor Thickness
  • Inner Conductor Thickness
  • MIN Drill DIA
  • Drill Diameter Tolerance
  • Drill Positional Tolerance
  • Castellations (Direct Board-Board Mounting)
  • Guard Ring (Stray Surface Current Shielding)