Headlines Flex PCB Stiffener Materials and Placement Rules
Learn how to specify flex PCB stiffeners: compare reinforcement materials, control connector insertion thickness, place edges around bend zones and prepare a complete RFQ.
Coverlay vs Solder Mask for Flex PCB: Materials, Openings and RFQ
Compare film coverlay and flex-qualified solder mask before releasing your flexible circuit. Review bend duty, pad openings, thickness and the files needed for a manufacturing quote.
Flex PCB Bend Radius Design Guide: Static and Dynamic Bending
A B2B guide to flex PCB bend radius: define static or dynamic use, review the complete bend-zone construction, and prepare clear drawings and test requirements before fabrication.
PCB Copper Thickness Guide: Copper Weight and Board Thickness
A practical guide to copper weight, base versus finished copper, heavy copper manufacturing tradeoffs and specifying board thickness for a clear B2B PCB quote.
High Tg PCB Manufacturer Guide: FR-4 Material Selection
A B2B guide to selecting high-Tg FR-4 PCB materials, comparing thermal data and approving stackups, supplier alternatives and manufacturing requirements.
PCB Stackup Design Guide: Multilayer Rigid PCB Checklist
A B2B PCB stackup design guide covering layer allocation, core and prepreg materials, controlled impedance, copper balance and manufacturing release.
PCBA Testing Services: AOI, X-Ray, ICT and Functional Test
Compare AOI, X-ray, ICT and functional testing. Define coverage, fixtures, acceptance limits and records before requesting a B2B PCBA quote.