EMI Shielded FPC (EMI Shielding Flexible Printed Circuit Board)

EMI Shielded FPC is a functional enhanced flexible circuit board integrated with professional electromagnetic shielding structure. Based on standard FPC substrate and circuit structure, it is covered with high-performance shielding film/coating, which can effectively isolate external electromagnetic interference and prevent internal circuit signal radiation. It solves the signal crosstalk and electromagnetic interference problems of flexible circuits in complex electromagnetic environments, ensuring high stability and anti-interference capability of signal transmission.

Description

Basic Structure: Standard single/double/multilayer FPC base + conductive shielding layer + insulating protective layer; Integrated grounding shielding design
Shielding Material: Nano silver shielding film, copper-nickel alloy shielding coating, conductive cloth shielding layer (optional according to frequency band requirements)
Shielding Performance: Electromagnetic shielding efficiency ≥90dB (10MHz~10GHz frequency band); Effectively suppress EMI/EMC interference and signal radiation
Circuit Specifications: Compatible with conventional FPC precision parameters (minimum line 0.05mm, microvia holes); Supports impedance control customization
Bending Performance: Shielding layer and circuit layer fit tightly, no peeling during bending; Dynamic bending cycles ≥20,000 times with stable shielding effect
Electrical Performance: Low signal loss, high anti-crosstalk capability; Stable transmission of high-frequency and high-speed signals
Environmental Resistance: Shielding layer is wear-resistant, oxidation-resistant and moisture-proof; Adaptable to complex industrial and consumer electronic working environments
Key Features: Excellent electromagnetic shielding performance, high signal stability, anti-interference, wear-resistant and durable, compatible with flexible bending
Typical Applications: 5G terminal equipment, automotive intelligent control modules, wireless communication devices, industrial control precision equipment, high-frequency signal transmission modules