Flex Circuit Stiffeners
DefinitionFlex Circuit Stiffeners (Rigidizers, Supports) are used to stabilize certain parts of the board to impede bending and protect solder joint integrity. Though the stiffener has no electrical interconnections, it is used to increase thickness for certain applications.
- Stainless Steel
- FR4 Prepreg
- PSA (Pressure-sensitive adhesive) alternative to thermal bond
- Same adhesive used to attach coverlay (e.g., Bondply)