EECAD Guidelines & Standards
JLAB Layer Standards
| Trace Layers |
| Layer Name |
Layer Description |
Layer # |
| Top |
Comp-side Traces |
1 |
| Bottom |
Sold-side Traces |
2 |
| INT1 |
Internal Traces |
12 |
| INT2 |
Internal Traces |
13 |
| INT3 |
Internal Traces |
14 |
| INT4 |
Internal Traces |
15 |
| reserved |
|
16 |
| reserved |
|
17 |
| reserved |
|
18 |
| reserved |
|
19 |
| Planes |
| Layer Name |
Layer Description |
Layer # |
| POWER |
Power Plane |
20 |
| GROUND |
Ground Plane |
21 |
| PWR2 |
2nd Power Plane |
22 |
| GND2 |
2nd Ground Plane |
23 |
| PWR3 |
3rd Power Plane |
24 |
| GND3 |
3rd Ground Plane |
25 |
| reserved |
|
26 |
| reserved |
|
27 |
| reserved |
|
28 |
| reserved |
|
29 |
| Fabrication Layers |
| Layer Name |
Layer Description |
Layer # |
| Board |
PCB Outline |
3 |
| Top Mask |
Solder-Mask |
4 |
| Bot Mask |
Solder-Mask |
5 |
| Top Silk |
Top Silkscreen |
6 |
| Bot Silk |
Bottom Silkscreen |
7 |
| Top Paste |
SMD Paste |
8 |
| Bot Paste |
SMD Paste |
9 |
| Top Assy |
Sht 1 Assy dwg items |
10 |
| Bot Assy |
Device Outline |
11 |
| reserved |
|
30 |
| TARGET |
Photo-plot Targets |
31 |
| BORDER |
Sheet Outline |
32 |
| TITLE |
Title Block |
33 |
| TITLES1 |
Sht 1 Title block |
34 |
| reserved |
|
35 |
| PINREF |
Connector Mtg Ref. |
36 |
| DRILL |
Drill Guide |
37 |
| FAB |
Fab Info |
38 |
| FAB2 |
Misc Fab Info |
39 |
| NOTES |
Misc Notes |
40 |
| BOM |
Bill of Materials |
41 |
| TOP_VALUES |
Values for components on top |
42 |
| BOT_VALUES |
Values for components on bottom |
43 |
| reserved |
|
44 |
| JUNK |
Misc. Catch-all |
45 |
| reserved |
|
46 |
| reserved |
|
47 |
| reserved |
|
48 |
| reserved |
|
49 |
| Panel Info |
| Layer Name |
Layer Description |
Layer # |
| FPOL |
Front Panel Outline |
50 |
| HIDDEN |
Panel Hidden |
51 |
| PNLTXT |
Panel Text |
52 |
| PANEL |
|
53 |
| MILLCUT |
Milling info (in house) |
54 |
| reserved |
|
55 |
Return to EECAD Guidelines Home
