# TIP: Flex PCB thickness

**URL:** <https://sierraconnect.protoexpress.com/t/tip-flex-pcb-thickness/223>\
**Category:** Flex and rigid-flex\
**Tags:** flex, stiffener\
**Created:** [October 10, 2023, 1:49am UTC](https://sierraconnect.protoexpress.com/t/tip-flex-pcb-thickness/223 "2023-10-10T01:49:13Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![atar.mittal](https://sea2.discourse-cdn.com/sierraconnect/user_avatar/sierraconnect.protoexpress.com/atar.mittal/32/49_2.png) [@atar.mittal](https://sierraconnect.protoexpress.com/u/atar.mittal)\
**Post date:** [October 10, 2023, 1:49am UTC](https://sierraconnect.protoexpress.com/t/tip-flex-pcb-thickness/223/1 "2023-10-10T01:49:13Z")

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**TIP:** Avoid unnecessary circuit thickness which hinders flexible capabilities. The thickness of the flex area is determined by the bend radius needed. If parts of the flex circuit need to be thicker, add stiffeners.