Interposer substrate with low inductance capacitive paths

A capacitor having conductive paths therethrough and providing capacitance between at least two of the conductive paths, the capacitor comprising:

• a substrate layer;
• a first conductive layer deposited on the substrate layer, a portion of the first conductive layer providing a first electrode region;
• a second conductive layer, a portion of the second conductive layer forming a second electrode region;
• and
• a dielectric layer disposed between the first and second conductive layers wherein capacitive regions are formed between the first electrode region and the second electrode region,
• wherein the at least two conductive paths are provided through the substrate layer to provide conductive paths between opposite sides of the capacitor.

A capacitor having conductive paths therethrough and providing capacitance between at least two of the conductive paths, the capacitor comprising:

• a substrate layer;
• a first conductive layer deposited on the substrate layer, a portion of the first conductive layer providing a first electrode region;
• a second conductive layer, a portion of the second conductive layer forming a second electrode region;
• and
• a dielectric layer disposed between the first and second conductive layers wherein capacitive regions are formed between the first electrode region and the second electrode region, wherein:
• the first conductive layer has a plurality of first conductive portions electrically isolated from the first electrode region;
• the second conductive layer has a plurality of second conductive portions electrically isolated from the second electrode region;
• the dielectric layer has a plurality of first dielectric layer vias to electrically couple the first electrode region with the plurality of second conductive portions;
• and
• the dielectric layer has a plurality of second dielectric layer vias to electrically couple the second electrode region with the plurality of first conductive portions.

A multilayer capacitor having conductive paths therethrough and providing capacitance between at least two of the conductive paths, the multilayer capacitor comprising:

• a substrate layer;
• a first conductive layer disposed over the substrate layer, a portion of the first conductive layer providing a first electrode region;
• a second conductive layer, a portion of the second conductive layer forming a second electrode region;
• a first dielectric layer disposed between the first and second conductive layers wherein first capacitive regions are formed between the first electrode region and the second electrode region;
• a third conductive layer, a portion of the third conductive layer forming a third electrode region;
• and
• a second dielectric layer disposed between the second and third conductive layers, wherein second capacitive regions are formed between the second electrode region and third electrode region.