Flexible Circuits

The Problem with UL Approval of Rigid Flex Circuits

Available from All Flex Solutions, Inc.

The Problem with UL Approval of Rigid Flex Circuits

Content Summary

Introduction
Greater acceptance of rigid flex circuit boards in medical and other high reliability electronic packaging has created a demand for UL recognition for flame rated packaging, primarily to meet product liability insurance carrier requirements.
The Problem
The difficulty lies in getting a UL rating on rigid flex constructions due to the overwhelming number of configurations that must be represented in the test vehicles.

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