Design Rules
INFO
This page is a work in progress, if you have questions or concerns, reach out to hello@fixturfab.com.
| Rule ID | Design Rule | Minimum | Recommended | Description |
|---|---|---|---|---|
| 1 | Pad Issues | |||
| 1.1 | Pad Diameter Too Small | 0.8mm | 1.0mm | Pad is too small to be reliably probed |
| 1.2 | Via In Pad Too Big | 0.4mm | 1.8mm | Via is too big, make sure to select correct probe tip |
| 1.3 | Through-Hole Too Big | 1.5mm | 1.8mm | Through-Hole is too big, make sure to select correct probe tip |
| 2 | Clearance Issues | |||
| 2.1 | Test Point to Test Point Clearance | 1.27mm | 1.9mm | |
| 2.2 | Test Point to Locating Pin Clearance | |||
| 3 | Fixture Complexity | |||
| 3.1 | Through-Holes Present | Verify probe tip selection during design | ||
| 3.2 | Double-Sided Probing Required | Change/add test points to allow single-sided probing highly recommended |