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US 2025/0153243 A1Published application
Soft magnetic alloy powder and electronic components including the same
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsSangkyun Kwon, Jihye Kim, Jongho Chung, Iljin Park
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Abstract
A soft magnetic alloy powder includes a core including an amorphous phase Fe—Co alloy or a Fe—Co alloy in which an amorphous phase and a nanocrystalline phase are mixed and a first coating layer disposed to surround the core and including a Co oxide, wherein Co is included in an amount of 5 atom % to 25 atom % in the entire Fe—Co alloy, and an amorphous rate of the soft magnetic alloy powder is 95% or more.
Claims22
A soft magnetic alloy powder comprising:
- a core including an amorphous phase Fe—Co alloy or a Fe—Co alloy including a mixture including an amorphous phase and a nanocrystalline phase;
- and
- a first coating layer disposed to surround the core and including a Co oxide,
- wherein Co is included in an amount of 5 atom % to 25 atom % in the entire Fe—Co alloy, and
- an amorphous rate of the soft magnetic alloy powder is 95% or more.
2 more elements
An electronic component comprising:
- a body including a magnetic material including soft magnetic alloy particle;
- a coil disposed within the body;
- and
- an external electrode disposed on an outer surface of the body and connected to the coil,
- wherein the soft magnetic alloy particle includes a core including an amorphous phase Fe—Co alloy or a Fe—Co alloy including a mixture including an amorphous phase and a nanocrystalline phase, and a first coating layer disposed to surround the core and including a Co oxide,
- wherein Co is included in an amount of 5 atom % to 25 atom % in the entire Fe—Co alloy, and
- an amorphous rate of the soft magnetic alloy particle is 95% or more.
4 more elements
Dependencies are inferred from the claim text.