| PCB Fabrication | PCB Manufacturing Capabilities | PCB Design Rules | PCB Equipment | Materials | Flex Circuit |
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| Properly designing your circuit board can help reduce your manufacturing cost. Many times designers used unnecessary tight tolerances that drive up the cost of their circuit boards. Below are design rule guidelines that will help you stay within our tolerances. This will help save unnecessary redesign and manufacturing costs. |
Printable PDF |
| Tolerances | Standard | Premium | | Drill to copper feature | .009 | 007 | | Aspect Rati | 8:1 | 10:1 | | Annular ring over drill | | - inner layer | .005 | .003 | | - outer layer | .005 | .003 | | Clearance pad over drill | .020 | .016 | | Copper feature to edge | .010 | .005 | | True position drill | .002 | .0015 | | True position of artwork | .003 | .002 | | Route | +/-.005 | +/-.002 | | Thickness (minimum +/-.003) | +/-10% | +/-8% | | Etch tolerance | .001 | .0007 | | Impedance | 10% | 5% | | Soldermask thickness (LPI) | .0005-.0007 | | Minimum silkscreen feature | .008 | .006 | | Minimum character size legend | .050X.050 | .040X.040 |
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