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Mon, 17 Apr 2000 15:49:39 -0700 |
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I need to find some fab shops with the following capabilities:
Board thickness: 0.125" - 0.250"
Blind and buried vias
Plated closed, silver filled holes with smooth surface pads (via in pad)
Epoxy plugged vias (for vacuum protection)
Drill to trace: 0.005"
Trace width/space: 0.004/0.004"
Low quantities: 2-10 boards
Non-plated aspect ratio: 30:1
Plated aspect ratio: 25:1
Full body gold
40 layers
Dielectric thickness 0.004 to 0.020"
Controlled impedance : 50, 55, 75, 105, 150 ohms
In house high resolution TDR measurements
Leakage to 2000 MOhms
Netlist test
FR-4, Cynate ester, Getek, polyimide
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