The three main characteristics of Rigid-Flex PCB are Multi-bending, Multi-stackup, and Multi-zone. In the previous article, we discussed multi-bending designs. In this article, we will take a closer look at the multi-layered design of Rigid-Flex. 01、 Multi-Stackup Multi-layer stack Multi-stackup refers to a substrate where the number and thickness of layers differ in different regions, meaning the substrate needs to...
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