To provide an inductance element which hardly causes deformation in powder compaction or baking when it is miniaturized.
This inductance element 1 is provided with (1) a core 10 having a planar base 101, a center core 104 provided on the main surface of the base 101, a pair of legs 103 provided on the base 101 at a position sandwiching the center core 104, a protrusion piece 102 provided so as to protrude from the base 101 along the main surface of the base 101 between the pair of legs 103; (2) a winding 30 provided so as to surround the center core 104 between the center core 104 and the legs 103; (3) a pair of terminal electrodes 20 connected to both ends 301 of the winding 30; and (4) another core 10 provided so as to sandwich the winding 30 between itself and the core 10, and having continuously formed regions opposite to the center portion 104 and the leg portions 103, respectively.
COPYRIGHT: (C)2007,JPO&INPIT
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Shiro Terasaki
Hiroaki Aoki