Circuit Board Specifications

 Technology

Normal

Special

 Features on Board

 

 Trace Width
 Minimum Line Width / Space (H OZ)
 Minimum Line Width / Space (1 OZ)
 Minimum Line Width / Space (2 OZ)

≥ 5 / 5
6 / 6
≥ 8 / 8

4 / 4
5 / 5
7 / 7

 

 Clearances (Plane Layers)
 Clearance (Knock Out Pads)
 Split Planes Spacing

≥ 12
≥ 10

10
8

 

 Drilling
 Annular Ring (1-6) Layers
 Annular Ring (8-10) Layers
 Annular Ring (≤ 12) Layers
 Aspect Ratio
 Minimum Drilled Hole Size
 Maximum Drilled Hole Size
 Second Stage Drilling (DRL to CU Space)

≥ 6
≥ 6
≥ 7
8 : 1
11.5
255
≤ 4

5
5
6
12 : 1
10
N/A
N/A

 

 Pitch
 BGA
 SMT

1 MM
≥ 20

0.8 MM
16

 

 Solder Mask Dams
 Solder Mask Dams (Over Laminate)
 Solder Mask Dam (Over Copper)

≥ 3
≥ 53

2
4

 

 Legend
 Legend (Line Width)
 Legend Font

≥ 8
≥ 50 x 60

7
40 x 50

 

 Impedance (Tolerance)
 50 OHMS
 75 OHMS
 100 OHMS

+/- 10%
+/- 10%
+/- 10%

+/- 5%
+/- 5%
+/- 5%

 





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