Nanocrystalline strip core inductor and preparation method thereof

By combining U-shaped conductive sheets and electrical connecting sheets of nanocrystalline ribbon magnetic core inductors, along with a frame-to-frame structure and ultrasonic thermal fusion connection, the problems of low automation and unstable performance of existing inductors have been solved, enabling efficient production and high power density inductor applications.

CN121034820BActive Publication Date: 2026-07-24SHENZHEN YAMAXI ELECTRONICS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN YAMAXI ELECTRONICS
Filing Date
2025-09-05
Publication Date
2026-07-24

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Abstract

The application discloses a nanocrystalline strip magnetic core type inductor and a preparation method thereof, and belongs to the technical field of inductors. The nanocrystalline strip magnetic core type inductor comprises a magnetic core and a winding, the winding comprises a plurality of U-shaped conductive sheets and a plurality of electric connection sheets, the plurality of U-shaped conductive sheets are distributed at intervals along the magnetic core, both ends of the U-shaped conductive sheet pass through the magnetic core and are connected with the electric connection sheet, and the plurality of electric connection sheets are connected in series with the plurality of U-shaped conductive sheets. The combination of the U-shaped conductive sheet and the electric connection sheet replaces the winding of the prior art, the winding is changed from a traditional winding mode into a plug-in mode, the scale and standardization of production and installation can be realized, the yield and production efficiency of the produced inductor can be greatly improved, the plug-in mode greatly reduces the volume of the frame-shaped magnetic core, and the multi-phase and multi-current application integrated design of the inductor can be realized. The inductor has the characteristics of high power density, low loss, slow temperature rise and wide application range.
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