公开(公告)号：US11631519B2

公开(公告)日：2023-04-18

申请号：US16919546

申请日：2020-07-02

Applicant: LG INNOTEK CO., LTD.

Inventor： Hyun Ji Lee ,  Deok Hyeon Kim ,  Sang Won Lee

IPC: H01F27/255 ,  H01F17/04 ,  H01F3/08

Abstract: Disclosed is a magnetic core having improved reliability. The magnetic core includes 37 to 44 mol % of manganese (Mn), 9 to 16 mol % of zinc (Zn), 42 to 52 mol % of iron (Fe), a magnetic additive, and a non-magnetic additive, wherein the magnetic core has a permeability of 2,900 or more and a core loss of 500 mW/cm3 or less.

公开(公告)号：US20210020350A1

公开(公告)日：2021-01-21

申请号：US16919546

申请日：2020-07-02

Applicant: LG INNOTEK CO., LTD.

Inventor： Hyun Ji LEE ,  Deok Hyeon Kim ,  Sang Won Lee

IPC: H01F27/255 ,  H01F17/04

Abstract: Disclosed is a magnetic core having improved reliability. The magnetic core includes 37 to 44 mol % of manganese (Mn), 9 to 16 mol % of zinc (Zn), 42 to 52 mol % of iron (Fe), a magnetic additive, and a non-magnetic additive, wherein the magnetic core has a permeability of 2,900 or more and a core loss of 500 mW/cm3 or less.