DC-DC DC-DC Method of manufacturing a coil-embedded inductor for a high-efficiency DC-DC converter Coil-embedded inductor manufactured thereby and High-efficiency DC-DC converter

摘要

The present invention relates to a method of manufacturing a coil-embedded type inductor having a desired inductance characteristic by regulating the amount of filling of a magnetic molding liquid and a specific permeability and a method of manufacturing a coil-buried type inductor having such a high efficiency and high- The present invention relates to an excellent DC-DC converter, comprising: preparing a magnetic molding liquid; locating and fixing a part of the coil in the case; injecting a magnetic molding liquid into the case to charge 70 to 90 vol% And forming a magnetic core by curing the magnetic molding liquid, and the magnetic permeability of the magnetic molding liquid is 20 to 40 mu m. The method for manufacturing a coil-embedded inductor for a high efficiency DC-DC converter .