Capabilities
CAPABILITIES AND PREFERENCES
| SPECIFICATION | Preferred | Minimum | ||
|---|---|---|---|---|
| mm. | inches | mm. | inches | |
| Track Width Gap | 0.2 | 0.008 | 0.15 | 0.006 |
| Minimum land around hole | 0.2 | 0.008 | 0.15 | 0.006 |
| Annular Ring Clearance | 0.3 | 0.012 | 0.2 | 0.008 |
| Minimum hole diameter | 0.4 | 0.016 | 0.3 | 0.012 |
| Minimum clearance on Solder resist | 0.08 | 0.003 | ||
| Minimum line width on legend | 0.02 | 0.008 | ||
| Corner markers on external copper layer. Inside edge designates board profile. or | ||||
| Line around profile. Centre designates board profile. | 0.15 | 0.006 | ||
| ADDITIONAL USEFUL INFORMATION: Text file showing which file refs. relate to which layer. Format for Gerber and drill files. | ||||
| NOTATION COMPONENT IDENTS | Metric | Imperial |
|---|---|---|
| (Legends available in White, Yellow and Black) | ||
| Alignment postional tolerance | +/- 0.2 mm. | +/- 0.008 in. |
| Minimum letter width on photoplot | ||
| In copper | 0.25 mm. | 0.010 in. |
| Screen printed | 0.2 mm. | 0.008 in. |
| BOARD AND PANEL SIZES | Metric | Imperial |
|---|---|---|
| Maximum panel dimensions | 610 x 355 mm. | 24 x 14 in. |
| Minimum panel dimensions | 150 x 150 mm. | 6 x 6 in. |
| Maximum board dimensions | 560 x 305 mm. | 22 x 12 in. |
| Minimum board dimensions | 13 x 6 mm. | 0.5 x 0.25 in. |
| HOLE DIAMETERS TOLERANCE RANGE | Metric | Imperial |
|---|---|---|
| Drilled Only: | ||
| Up to 1 mm. (0.039 in.) | +/- 0.025 mm. | +/- 0.001 in. |
| 1 mm. to 2mm. (0.039 in./0.078 in.) | +/- 0.038 mm. | +/- 0.0015 in. |
| Above 2 mm. (0.078 in.) | +/- 0.050 mm. | +/- 0.002 in. |
| Plated Holes: | ||
| Up to 1 mm. (0.039 in.) | +/- 0.050 mm. | +/- 0.002 in. |
| 1 mm. to 2mm. (0.039 in./0.078 in.) | +/- 0.076 mm. | +/- 0.003 in. |
| Above 2 mm. (0.078 in.) | +/- 0.087 mm. | +/- 0.0035 in. |
| DRILLED HOLE POSITION TOLERANCE | ||
|---|---|---|
| Hole positions located from film | 0.076 mm. | 0.003 in. |
| MACHINE CUTTING TOLERANCE | ||
|---|---|---|
| NC Routing | +/- 0.1 mm. | +/-0.004 in. |
| REGISTRATION TOLERANCE (Pad/Hole Ratio) | ||
|---|---|---|
| Drill positional tolerance | +/- 0.076 mm. | +/- 0.003 in. |
| Pad positional tolerance (photo) | +/- 0.025 mm. | +/- 0.001 in. |
| Photo location tolerance | +/- 0.076 mm. | +/- 0.003 in. |
| Etch factor | 0.0013 mm. | 0.0005 in. |
| Minimum annular ring requirement | 0.076 mm. | 0.003 in. |
| TOTAL MANUFACTURE TOLERANCE | 0.254 mm. | 0.0105 in. |
| (This does not take into account mis-registration within artworks) | ||