Patent ID: 7847662

Claim:
An inductance element, comprising: a doughnut-shaped magnetic core including a wound body of a magnetic ribbon or a stacked body of magnetic ribbons; a bottomed container in which the doughnut-shaped magnetic core is housed, having a bottom portion disposed at one end and an open section disposed at the other end; a conductive lead portion inserted through a hollow portion of the doughnut-shaped magnetic core housed in the bottomed container; and an adhesive portion, disposed to cover the open section of the bottomed container, integrally fixing the doughnut-shaped magnetic core, the bottomed container and the conductive lead portion, wherein the adhesive portion is entered into a gap between the doughnut-shaped magnetic core and the bottomed container and a gap between the bottomed container and the conductive lead portion in a range of 5 to 50% in average to a thickness of the doughnut-shaped magnetic core from the open section side of the bottomed container.