Modular space transformer for fine pitch vertical probing applications
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United States of America Patent
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Apr 30, 2013
Grant Date -
Feb 10, 2011
app pub date -
Aug 10, 2009
filing date -
Aug 10, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
In an embodiment, a modular space transformer for use in a probe card assembly includes a bottom plate, a guide plate, and a top plate. The guide plate is configured for mounting in a cut-out of the bottom plate. The guide plate has a first surface and a second surface and additionally has a first plurality of spaced electrical connections disposed in a plurality of apertures formed through the guide plate for providing electrical connections between a plurality of test probe contacts and a plurality of guide plate contacts. The top plate has a plurality of spaced electrical contacts disposed through the top plate with at least one of the plurality of guide plate contacts electrically connected to at least one of the plurality of spaced electrical contacts.
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