Thin Film Air Bridges
SPECIALTY RF / MICROWAVE / MILLIMETER-WAVE
COMPONENT SOLUTIONS
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Air Bridges
Air Bridges
- Reliable bridging for 'too-small-to-wire' geometries
- Improved performance at high frequencies compared to wire-bonded bridges
| Design Guidelines for Air Bridges | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Parameter | Limits/Recommendations | |||||||||
| Minimum gap between lines | 0.5 mil (0.0005") | |||||||||
| Minimum line width | 0.5 mil (0.0005") | |||||||||
| Minimum pillar's base diameter | 2.0 mil (0.002") | |||||||||
| Minimum pillar diameter | 1.3 mil (0.0013") | |||||||||
| Minimum bridge width | 1.3 mil (0.0013") | |||||||||
| Dielectric | Air (polyimide optional) | |||||||||
