Best Practices in Flex Circuit Assembly

Electronics are permeating virtually every aspect of our lives. One reason has been the ability to improve user experiences with products that are small and easy-to-use. The ability to populate flexible substrates makes many of these innovations possible. However, the qualities of flex circuits that make them ideal for supporting optimal product footprint design, also create challenges in production. The team at SigmaTron International’s facility in Acuna, Mexico manufacturers a variety of products utilizing flex circuits. This article looks at the differences in storage, handling, paste printing, assembly, reflow and inspection associated with flex circuits and ways this contract manufacturer is addressing those issues in production.

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