H - Electricity – 01 – G
Patent
H - Electricity
01
G
H01G 4/33 (2006.01) H01G 4/005 (2006.01) H01G 4/012 (2006.01) H01G 4/015 (2006.01) H01G 4/30 (2006.01)
Patent
CA 2408053
The capacitor according to the invention is wound from at least one film (1) comprising a carrier film (3) - serving as dielectric - with at least one conductor layer (4). It has an internal series circuit. The latter is brought about by the conductor layer (4) applied on the dielectric or the conductor layers being divided into sectors (4.1, 4.2) which are mutually arranged and, if appropriate, connected to one another in such a way that a plurality of series-connected elementary capacitors are formed. It is distinguished essentially by the fact that a current path structure is formed on the sectors, the conductor layer (4) having a high sheet resistance for the purpose of reducing breakdown-governed capacitance losses and the current paths (5, 6) of the current path structure having a significantly reduced sheet resistance for the purpose of reducing the total sheet resistance.
Carlen Martin
Ohler Christian
Abb Research Ltd.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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