公开(公告)号：US20220319777A1

公开(公告)日：2022-10-06

申请号：US17700608

申请日：2022-03-22

Applicant: TDK CORPORATION

Inventor： Noriyuki SAITO ,  Osamu HIROSE ,  Toru YOSHIDA ,  Yoshinori SATO ,  Akira SUDA ,  Akira NAKAMURA

IPC: H01G4/232 ,  H01G4/30 ,  H05K1/03 ,  H05K1/05

Abstract: A laminated electronic component includes an element body formed by laminating an insulating layer and having a bottom surface used as a mounting surface, and a bottom surface electrode formed on the bottom surface of the element body and containing glass and a sintered metal, wherein the bottom surface electrode includes a first electrode layer and a second electrode layer formed on the element body side from the first electrode layer, an edge portion of the second electrode layer is covered with an overcoat layer which is a part of the element body, the first electrode layer is laminated on the second electrode layer with the overcoat layer interposed therebetween, and a content of glass in the first electrode layer is larger than a content of glass in the second electrode layer.

公开(公告)号：US20250022649A1

公开(公告)日：2025-01-16

申请号：US18768491

申请日：2024-07-10

Applicant: TDK Corporation

Inventor： Noriyuki SAITO ,  Tomoaki KAWADA ,  Shigemitsu TOMAKI ,  Misaki TABATA ,  Riku TAKEDA ,  Hiroshi SATOU ,  Gaku ECHIGOYA

IPC: H01F27/28

Abstract: A coil component includes an element body, and a first coil conductor and a second coil conductor disposed in the element body, in which the conductor has, in a cross section orthogonal to an extending direction of the first coil conductor and the second coil conductor, a first end portion and a second end portion in a width direction viewed from the extending direction, the first end portion forms a first angle, the second end portion forms a second angle, and the first angle and the second angle are different.

公开(公告)号：US20220319767A1

公开(公告)日：2022-10-06

申请号：US17708690

申请日：2022-03-30

Applicant: TDK CORPORATION

Inventor： Noriyuki SAITO ,  Yoshinori SATO ,  Toru YOSHIDA ,  Akira SUDA ,  Akira NAKAMURA

IPC: H01F27/29 ,  H01F17/00

Abstract: A laminated electronic component includes an element body formed by laminating an insulating layer and having a bottom surface used as a mounting surface, and side surfaces configured to extend to intersect the bottom surface, and a bottom surface electrode formed on the bottom surface of the element body, wherein the bottom surface electrode includes a first electrode layer and a second electrode layer formed on the element body side from the first electrode layer, the first electrode layer is a resin electrode laminated to cover the second electrode layer, and has a stretched portion configured to extend to the side surface, and a width dimension of the stretched portion is smaller than a width dimension of the first electrode layer on the bottom surface.