WOUND MAGNETIC CORE AND METHOD FOR MANUFACTURING SAME

摘要

The present invention provides a wound magnetic core obtained by winding an Fe-based amorphous alloy ribbon, the wound magnetic core having a row of recessed sections constituted of a plurality of recessed sections formed by laser irradiation in a central part, the ratio of the length of the central part to the total width in the width direction of the Fe-based amorphous alloy ribbon being 0.2-0.8.