Asymmetric Inductor Component Structure for Stable Board Mounting
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Solution Overview
Problem
Inductor components tend to topple over when packaged or mounted on a board due to their design, leading to unintended orientation and potential electrical characteristic issues.
Innovation Solution
The inductor component is designed with a base body made of an insulator, an inductor wire, extended electrodes, and outer electrodes, featuring a flat bottom surface with a greater area than the top surface, ensuring stable placement with the bottom surface facing downward, thereby reducing the likelihood of toppling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the inductor component is packaged or mounted on a board, then the inductor component may be mounted with an unintended surface facing the board, but the inductor component tends to topple over
Solution Approach 1:
The component body is designed with an asymmetric geometry where the bottom surface area is greater than the top surface area. This asymmetric design creates a stable base that prevents the component from toppling over, ensuring that only the bottom surface can stably contact the board, thereby eliminating the risk of unintended mounting orientations.
2Ease of manufacture
If the inductor component has a symmetric shape, then the component body is simpler to manufacture, but the inductor component is more likely to topple over and be mounted with unintended surface facing the board
Solution Approach 1:
The component body employs an asymmetric design with a larger bottom surface area compared to the top surface area. This asymmetry provides inherent stability that prevents toppling during packaging and mounting processes, ensuring correct orientation without significantly complicating the manufacturing process.
3Device complexity
If the inductor component is designed with equal top and bottom surface areas, then the component body structure is simpler, but the inductor component cannot be reliably prevented from toppling over
Solution Approach 1:
The component body is designed with asymmetric dimensions where the bottom surface area exceeds the top surface area. This asymmetric configuration creates a stable base that prevents the component from toppling over, while the overall structure remains relatively simple and easy to manufacture.
Data Source
AI summary
An inductor component includes a base body including an insulator, an inductor wire extending inside the base body, extended electrodes connected to the inductor wire, each of the extended electrodes having a portion exposed to outside of the base body, and outer electrodes connected to respective ones of the extended electrodes. The base body, inductor wire, and extended electrodes form a component body. When a first sectional area is defined as an area of a section of the component body taken along a plane parallel to the bottom surface of the component body at an arbitrary position and when a second sectional area is defined as an area of another section of the component body taken along another plane parallel to the bottom surface closer to the bottom surface from the arbitrary position, the second sectional area is equal to or greater than the first sectional area.