in one embodiment the magnetic component may be either inductive component or transformer in one embodiment when the edge of the magnetic core forms a sharp profile the magnetic core includes a lead angle portion for preventing the sharp edge of the magnetic core from the integrity and completeness of the insulating coating layer 303 before coating the insulating coating layer 303 in fig5 the lead angle portion 306 may be disposed in contact sharp edge between the second portion 302 of the magnetic core and the preformed copper wire winding set 304 according to the above mentioned descriptions the contact region between the magnetic core and the conductive body includes the insulating coating layer to improve the spark effect between the conductive body and the magnetic core fig8 is a schematic utilization view of the magnetic component formed by the manufacturing method depicted in fig4 according to one embodiment of the present invention in fig8 the magnetic component 4 and the electronic units 5 6 are disposed in the printed circuit board 7 the surface of the magnetic 401 may be coated with the insulating coating layer to form the insulation magnetic core 307 and the preformed conductive body may be disposed on.