Last update: 7-Feb-2024

ELEC391 22023 WT2 (Spring 2024)

Fabrication specs for PCBs submitted to CCI Canadian Circuits

Board:

Substrate:

FR4 TG 170, 62mils thickness

Number of layers

2

Cooper thickness

1 oz

Finish

HASL

Solder Mask Color

Clear

Legend Color

White

Bottom legend

OK

 

Design Rules

Min Drill hole size

12 mils

Min Annular ring size
(for components and vias)

7 mils

Min Pad size

14 mils

Min Line width / Space

5 mils

Min Trace to plane spacing

10 mils

Min distance between feature to board edge

10 mils

Bottom legend

OK

Min size of Edged Copper text

10 mils aperture

Min size of Silkscreen ink

5 mils aperture

Min Font height

35 mils