Inductor Terminal Material Layout for Flexible Resin-Sealed Mounting
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Solution Overview
Problem
Existing inductor components lack flexibility in design, particularly in the configuration of external terminals and resin sealing bodies, which limits their adaptability to various applications.
Innovation Solution
The inductor component is designed with first and second electrode wires made of different metal materials, allowing for varied external terminal structures and materials based on use purposes, and is sealed with a resin body to enhance design flexibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the external terminals of first and second electrode wires use the same metal material, then the structure is simplified and manufacturing is easier, but the adaptability to different application requirements is reduced
Solution Approach 1:
The patent applies local quality by allowing different metal materials to be used for external terminals of first and second electrode wires. Specifically, the first external terminal may use a metal material different from the second external terminal, enabling each terminal to be optimized for its specific functional requirements while maintaining overall structural integrity.
Solution Approach 2:
The patent implements parameter changes by varying the metal material composition of external terminals based on application needs. This allows adjustment of electrical, mechanical, or chemical properties of specific terminals without changing the entire component structure, thereby achieving design flexibility while controlling complexity.
2Adaptability or versatility
If electrode wires are made with different metal materials, then adaptability to various applications is improved, but manufacturing precision requirements increase
Solution Approach 1:
The patent applies segmentation by dividing the electrode wire system into distinct segments with different metal materials. Each electrode wire or its external terminal can be independently configured with appropriate materials, allowing manufacturing processes to treat each segment separately and maintain precision for each material type without compromising overall assembly.
3Reliability
If the inductor component uses a resin sealing body, then protection against electrochemical migration is improved, but the complexity of sealing structure increases
Solution Approach 1:
The patent applies composite materials by using a resin sealing body that encapsulates the inductor component. This resin material provides protective properties against electrochemical migration while maintaining a relatively simple sealing structure. The resin acts as a barrier layer that prevents harmful electrochemical processes without requiring complex mechanical sealing mechanisms.
Data Source
AI summary
An inductor component includes a main body including a magnetic layer, an inductor wire provided in the main body, at least one first electrode wire provided in the main body and in contact with the inductor wire and extending from its contact portion toward a first main surface of the main body, and at least one second electrode wire provided in the main body and in contact with the inductor wire and extending from its contact portion toward a second main surface of the main body. A first external terminal of the at least one first electrode wire contains a metal material different from a metal material contained in a second external terminal of the at least one second electrode wire.