公开(公告)号：US20250079676A1

公开(公告)日：2025-03-06

申请号：US17917738

申请日：2022-02-15

Applicant: TDK CORPORATION

Inventor： Tomoyuki SASAKI ,  Yoshiaki SATO

IPC: H01P1/36 ,  H01P1/38

Abstract: An irreversible circuit element includes: a housing; a plurality of irreversible circuit plates accommodated in the housing; and a plurality of terminals connected to an outer surface of the housing, the plurality of irreversible circuit plates are arranged such that the adjacent irreversible circuit plates face each other, each of the plurality of irreversible circuit plates includes a metal layer, a first insulating layer, a loss layer, and a first magnetic field applying layer laminated in sequence in a thickness direction, each of the plurality of irreversible circuit plates transmits a signal irreversibly between a first end and a second end, and the first end and the second end of each of the plurality of irreversible circuit plates are connected to different terminals of the plurality of terminals.