Invention Application
US20020047769A1 Microcomponent of the microinductor or microtransformer type 有权
微电机微型组件或微型变压器型

  • Patent Title: Microcomponent of the microinductor or microtransformer type
  • Patent Title (中): 微电机微型组件或微型变压器型
  • Application No.: US09943604
    Application Date: 2001-08-30
  • Publication No.: US20020047769A1
    Publication Date: 2002-04-25
  • Inventor: Jean-Marc Fedeli
  • Applicant: Memscap S.A.
  • Applicant Address: null
  • Assignee: Memscap S.A.
  • Current Assignee: Memscap S.A.
  • Current Assignee Address: null
  • Priority: FR00.11577 20000912
  • Main IPC: H01F038/20
  • IPC: H01F038/20
Microcomponent of the microinductor or microtransformer type
Abstract:
Inductive microcomponent (1), such as a microinductor or microtransformer, comprising a metal winding (2) having the shape of a solenoid, and a magnetic core (4) including a strip made of a ferromagnetic material, positioned at the center of the solenoid (2), and characterized in that the core comprises at least one additional strip made of a ferromagnetic material (13), separated from the other strip (12) by a spacer layer (14) made of a non-magnetic material, the thickness of which is such that the strips (12, 13) located on either side of the spacer layer (14) are antiferromagnetically coupled.
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