PCB Capabilities – Technology – Tolerances
| Capabilities – Technology – Tolerances | Standard | Advanced |
|---|---|---|
| # of Circuit Layers | 1 – 12 | 14+ |
| Trace/Space (Outer Layers with 1/2 Oz Cu) | .005″/.005″ | .003″/.003″ |
| Trace/Space (Inner Layer with 1 Oz Cu) | .005″/.005″ | .004″/.004″ |
| Trace Width Tolerance: .005″ or smaller | +/- .001″ | +/- .001″ |
| Trace Width Tolerance: .006″ or larger | +/- .0015″ | +/- .0015″ |
| Trace/Space (2 Oz Cu) | .010″/.010″ | .008″/.008″ |
| Preferred Copper Foil Starting Weight | 1/2 OZ | 1/2 OZ |
| Maximum Starting Weight Before Plating (Cu Foil) | 2 OZ | 3 OZ |
| Copper Distance to Board Edge – Inner Layer | .020″ | .010″ |
| Copper Distance to Board Edge – Outer Layer | .020″ | .010″ |
| Inner Layer Clearances Larger than Finish Hole Size | .020″ | .010″ |
| Outer/Inner Layer Pad Size Larger than Finish Hole Size | .020″ | .010″ |
| Layer to Layer Registration | .007″ | .005″ |
| Tolerance on .062″ Overall Finished Thickness | +/-.006″ | +/-.005″ |
| Minimum Board Thickness | .025″ | .014″ |
| Minimum Core Thickness | .004″ | .003″ |
| Pre-Preg Tolerance | +/-.003″ | +/-.002″ |
| Min Finished Hole Size (.062″ Finished Thickness) | .008″ | .005″ |
| Min Drilled Hole Edge to Drilled Hole Edge | .020″ | .015″ |
| VIA & LAMINATION | ||
| Blind Vias | Yes | Yes |
| Micro Vias | No | Yes |
| Buried Vias | Yes | Yes |
| Sequential Lamination | No | Yes |
| Hole Aspect Ratio on .062″ Overall Thickness | 10 to 1 | 12 to 1 |
| SURFACE FINISH | ||
| Leaded Solder – HASL Surface Finish | Yes | Yes |
| Lead-Free Solder Surface Finish | No | Yes |
| ENIG (Electroless/Immersion Gold) Surface Finish | Yes | Yes |
| Immersion Silver Surface Finish | Yes | Yes |
| Gold Body – Gold Connectors/Fingers | Yes | Yes |
| ADDITIONAL CAPABILITIES | ||
| Edge Plating | Yes | Yes |
| Castellated Holes | Yes | Yes |
| LPI Solder Mask Registration | .005″ | .003″ |
| LPI Solder Mask Dams between SMT Pads Spacing | .010″ | .005″ |
| Controlled Impedance | Yes | Yes |
| Controlled Impedance Tolerance | +/- 10% | +/- 10% |
| Via Hole Plugging (non-conductive & conductive via fill) | Yes | Yes |
| MECHANICAL TOLERANCES | ||
| Routing Tolerance | .010″ | .005″ |
| Scoring Tolerance | .010″ | .005″ |
| Minimum Board Size | .25″ x .25″ | .25″ x .250″ |