Patent ID: 7129810
Filing Date: 2006-10-31
Classification: H01F

Abstract:
1. A common mode choke coil comprising: a ferrite core formed of one piece including: a front and a rear wall opposite to each other; a pair of side walls opposite to each other; a pair of through holes formed through the the first and the rear wall; a cover having a substantial H-shape to thereby provide an opened region opened upwardly by cooperating with the pair of through holes; a bottom having a substantially rectangular shape; and a bobbin extending vertically between the cover and the bottom across the pair of through holes; electrodes extending from the bottom to the cover at corners defined with the front wall, the rear wall and the side walls, respectively; and windings wound around the bobbin, ends of the windings being electrically connected to the electrodes, respectively, wherein the cover, the bottom, the front and the rear wall, and the side walls together form a substantial cubic-shape and the bobbin is exposed upwardly through the opened region to the outside.