Patent ID: 8458890

Claim:
A method of manufacturing a coil component, comprising: forming a compound magnetic core by molding a mixture including a first soft magnetic metal material and a first resin material in a die, the compound magnetic core having a receiving portion and a longitudinal plane of symmetry, the die including a first die portion for forming one portion of the compound magnetic core and a second die portion for forming another portion of the compound magnetic core, the first die portion and the second die portion being mateable at the longitudinal plane of symmetry to define a parting line on the compound magnetic core, the first die portion and the second die portion including features for forming a recessed groove along portions of the parting line in the receiving portion; assembling a coil in the receiving portion of the compound magnetic core; and arranging a compound material including a second soft magnetic metal material and a second resin material in the compound magnetic core so as to coat the coil.