Flexible chip packaging structure and flexible chip packaging method

By designing the electrical interconnection between the leads and the pads in the flexible chip packaging structure, and allowing the leads to be stretched and deformed when bent, combined with strengthening structure and dispensing fixation, the problem of leads breaking and bonding points when bent is solved, improving the stability and performance of the product.

CN112736056BActive Publication Date: 2025-03-21ZHEJIANG HEQING FLEXIBLE ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN201911037343.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2019-10-29
Publication Date
2025-03-21
Estimated Expiration
2039-10-29

AI Technical Summary

Technical Problem

When the existing flexible chip packaging structure is bent, the leads are prone to break and the bonding points are prone to debonding, which affects the performance of flexible electronic products.

Method used

A flexible chip packaging structure is designed. Through the electrical interconnection between the leads and the pads, the leads can be stretched and deformed when the flexible circuit board is bent, buffering the deformation and tension generated by bend, and the stability of the connection is improved by strengthening the structure and dispensing fixation.

Benefits of technology

It improves the stability and reliability of the flexible chip packaging structure, reduces the possibility of lead breakage and bonding point debonding, and improves the performance of flexible electronic products.

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Abstract

The present invention discloses a flexible chip packaging structure and a packaging method for a flexible chip. Specifically, the flexible chip packaging structure includes: a flexible circuit board, the flexible circuit board has a pad; a flexible chip, the flexible chip is electrically interconnected with the pad through a lead, wherein when the flexible circuit board is bent, the lead can be stretched and deformed. Therefore, in the flexible chip packaging structure, when the flexible chip and the flexible circuit board are greatly bent, the lead can be stretched and deformed, and the lead is not easy to break, and the connection between the lead and the flexible chip, and the bonding point between the lead and the pad are not easy to be debonded and broken, thereby improving the stability and reliability of the flexible chip packaging structure and improving the performance of the product.
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