公开(公告)号：US20160313409A1

公开(公告)日：2016-10-27

申请号：US15093905

申请日：2016-04-08

Applicant: ALPS ELECTRIC CO., LTD.

Inventor： Hiroaki ENDO ,  Hideto ANDO ,  Sumihito MORITA ,  Takafumi NOGUCHI

IPC: G01R33/09

CPC classification number: G01R33/09 ,  G01N27/902 ,  G01N27/9033

Abstract: A magnetic sensor includes a substrate, magnetoresistive effect elements arranged on a surface of the substrate, a first wiring line arranged on a surface of the substrate, an insulation layer configured to cover the magnetoresistive effect elements and the first wiring line, a soft magnetic body arranged on the insulation layer, and a second wiring line arranged on the insulation layer, wherein the magnetoresistive effect elements each extend in a first direction and are arranged while being separated from each other in a second direction orthogonal to the first direction in a case of viewing in plan the substrate, the soft magnetic body includes a first direction extension portion that extends in the first direction, and when viewed in plan, the first direction extension portion is arranged between the magnetoresistive effect elements, and the second wiring line is connected to the first wiring line.

Abstract translation: 磁传感器包括基板，布置在基板的表面上的磁阻效应元件，布置在基板的表面上的第一布线，被配置为覆盖磁阻效应元件和第一布线的绝缘层，软磁体 布置在所述绝缘层上的第二布线和布置在所述绝缘层上的第二布线，其中所述磁阻效应元件在第一方向上各自延伸并且在与第一方向正交的第二方向上彼此分离的情况下 软磁体包括在第一方向上延伸的第一方向延伸部分，并且当在平面图中观察时，第一方向延伸部分布置在磁阻效应元件之间，并且第二布线连接到 第一条接线。