PCB Design Blog
Expert insights, design guides, and industry trends from our engineering team
Showing 1 - 9 of 60 articles
Flex PCB Stack-Up Thickness: 6 DFM Checks Before RFQ
Define flex PCB stack-up thickness before RFQ with zone tolerances, connector tail checks, bend-life risks, impedance notes, and first-article evidence.
Flex PCB Adhesive Squeeze-Out and Lamination DFM
Learn how to control flex PCB adhesive squeeze-out during coverlay and stiffener lamination with practical DFM rules, inspection points, and sourcing notes.
Flex PCB Coverlay Opening Registration Design Guide
Learn flex PCB coverlay opening rules for pad exposure, registration tolerance, solder joints, bend zones, and DFM-ready fabrication drawings.
Flex PCB Impedance Coupons: Design and Test Guide
Learn how to design, place, and test flex PCB impedance coupons so FPC RFQs include reliable evidence for high-speed circuits. Includes IPC-6013 context, TDR...
Flex PCB DFM Checklist Before Fabrication Release
Use this flex PCB DFM checklist to review stackup, bend zones, copper, coverlay, stiffeners, panels, and inspection before fabrication release.
Dynamic Flex PCB Bend Life: Design Rules That Work
Learn practical dynamic flex PCB bend-life rules for copper type, radius, stackup, coverlay, testing, and RFQ data before production tooling.
Flex PCB Tear Relief Design: Slots, Radii, Stops
Design flex PCB tear relief with radius corners, bend relief slots, copper keepouts, stiffener clearance, and tests that prevent polyimide tears.
Flex PCB Laser Cutting and Outline Tolerance Guide
Learn when to use laser cutting, routing, or punching for flex PCB outlines, with tolerance targets, burr control, DFM checks, and RFQ data.
Flex PCB RFQ Data Package: Files Buyers Must Send
Learn which Gerber, stackup, drawing, material, tolerance, and test files a flex PCB RFQ needs to avoid delays and wrong quotations.
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Drawing, Gerber, sample, or harness routing reference
BOM, target quantity, annual volume, prototype quantity, and target lead time
Operating environment, flexing profile, and mechanical constraints
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What You Get Back
DFM and risk feedback
Quote with tooling and lead time options
Recommended stackup, material, and test plan
Documentation package for qualification and traceability