Magnetic module for power inductor, power inductor, and manufacturing method thereof

• Main Authors: Park, Jung Min, Park, Sang Soo, Ahn, Young Ghyu, Park, Min Cheol
• Format: Patent
• Language: English; French; German
• Published: 01.08.2018
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TRANSFORMERS

There is provided a power inductor including: a main body; and first and second external electrodes formed on both end portions of the main body, wherein the main body includes : upper and lower cover layers; at least one coil support layer having a through hole formed in a center thereof, at least one first recess portion formed in both lateral surfaces thereof and a plurality of second recess portions formed in respective corners thereof, and disposed between the upper and lower cover layers; and first and second coil layers formed on both surfaces of the coil support layer and having respective one ends thereof connected to the first and second external electrodes.