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This page explains how Flexible PCB is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
A flexible printed circuit board that can bend and conform to various shapes while maintaining electrical connectivity.
Technical details and manufacturing context for Flexible PCB
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Layer CountRequired | 1–8 layers | Number of conductive copper layers in the flexible PCB |
| Minimum Bend RadiusRequired | 0.5–5 mm | The smallest radius the flexible PCB can be bent without causing damage to conductors or substrateIPC-2223 |
| Copper ThicknessRequired | 12–70 oz/ft² | Thickness of the copper conductive layer, typically expressed in ounces per square footIPC-6012 |
| Substrate ThicknessRequired | 12.5–100 μm | Thickness of the flexible dielectric substrate materialIPC-4204 |
| Operating Temperature RangeRequired | -40–85 °C | Temperature range within which the flexible PCB maintains proper electrical and mechanical performanceIPC-2221 |
| Maximum Current Capacity | 0.5–5 A | Depends on copper weight and trace width. |
| Impedance Tolerance | ±10 % | Critical for high-speed signals.IPC-2141 |
| Insulation Resistance | ≥100 MΩ | Minimum at 500 V DC.IPC-6013 |
| Dielectric Withstanding Voltage | 500–1000 V AC | Test for 60 seconds without breakdown.IPC-6013 |
| Flexural Endurance | 100000–1000000 cycles | Dynamic flex applications require high endurance.IPC-2223 |
| Peak Solder Temperature | 260–300 °C | For lead-free reflow.IPC/JEDEC J-STD-020 |
| Flammability Rating | V-0 | Required for most consumer electronics.UL 94 |
| Operating Humidity Range | 10–90 % RH | Non-condensing.IEC 60068-2-78 |
| Weight per Area | 50–200 g/m² | Depends on layer count and material. |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
Commonly used trade names and technical identifiers for Flexible PCB.
This component is essential for the following industrial systems and equipment:
| pressure: | Not applicable (non-pressure component) |
| bend radius: | Minimum 3-10x board thickness (dynamic), 1-3x board thickness (static) |
| flex cycles: | Up to 100,000 cycles (depending on material and bend radius) |
| temperature: | -40°C to +125°C (operational), up to +150°C (peak) |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
12 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.
Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.
A practical evidence checklist for RFQ preparation and supplier evaluation.
CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.
Flexible PCBs can have from 1 to 8 conductive copper layers, depending on the design complexity and application requirements. The layer count affects the board's flexibility and thickness.
The minimum bend radius is the smallest radius the board can be bent without damaging conductors or substrate. For flexible PCBs, this typically ranges from 0.5 mm to 5 mm, but it depends on the specific design and materials. Always verify with the manufacturer for your application.
Relevant standards include IPC-2223 (bend radius), IPC-6012 (copper thickness), IPC-4204 (substrate thickness), IPC-2221 (temperature range), IPC-2141 (impedance), IPC-6013 (insulation and dielectric), IPC/JEDEC J-STD-020 (solder temperature), UL 94 (flammability), and IEC 60068-2-78 (humidity). These are references for verification, not certifications.
You should consult the manufacturer or supplier and request datasheets and test reports for the specific model. Confirm parameters such as layer count, bend radius, copper thickness, operating temperature, and compliance with relevant standards. The directory provides reference ranges only.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.
Compare manufacturer profiles with relevant product and process capability.