Magnetic field efficient inductor and method thereof
Abstract:
An inductor includes a coil configured in an open loop topology with a first multi-finger end and a second multi-finger end, wherein the fingers of the first end are disposed in interdigitating fashion with the fingers of the second end, and laid out on a first metal layer of a multi-layer structure; a plurality of pairs of metal strips laid out on a second metal layer of the multi-layer structure, wherein each of said plurality of pairs of metal strips comprises a first metal strip intersecting the first multi-finger end as seen from a top view and connecting to the first multi-finger end through a first set of vias, and a second metal strip intersecting the second multi-finger end as seen from the top view and connecting to the second multi-finger end through a second set of vias.
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