3-Core Hybrid PFA 3×50 Ohm Coaxial Independent Shielded Composite Micro-Coaxial Cable 0.65mm – BYC Cables

General Product Overview

Feature Specification
Product Type 3-Core Hybrid Composite (3 Independent Shielded Units)
Primary Standard Nano-Scale Micro-Coaxial Hybrid Standards
Insulation Material Perfluoroalkoxy (PFA)
Outer Jacket Material Perfluoroalkoxy (PFA) – Black Color
Dielectric Strength 500 Volts Alternating Current (AC) per minute
Operating Temperature Range -40 degrees Celsius to +80 degrees Celsius (-40 degrees Fahrenheit to +176 degrees Fahrenheit)
Finished Outside Diameter 0.65 plus or minus 0.02 Millimeters
Optimal Preservation Period Two Months

Multi-Component Construction Details

Shielded Sub-Cable Units (Quantity: 3)

Identification Colors: Black, Green, Blue

Layer Component Material Specification Construction Design (n/mm) Diameter (mm)
1. Inner Conductor Silver-plated Copper Alloy (42 AWG) 7 x 0.025 0.075 plus or minus 0.01
2. Primary Insulation Perfluoroalkoxy (PFA) Nominal Thickness 0.06 0.195 plus or minus 0.02
3. Shielding Layer Silver-plated Copper Alloy Spiral Wrapped (0.02mm) 0.235 plus or minus 0.02
4. Sub-Unit Jacket Perfluoroalkoxy (PFA) Nominal Thickness 0.02 0.275 plus or minus 0.02

Final Assembly Structure

Layer Component Material Specification Nominal Thickness (mm) Final Diameter (mm)
Overall Outer Jacket Perfluoroalkoxy (PFA) – Black 0.03 0.65 plus or minus 0.02

Electrical Performance Characteristics

Performance Parameter Technical Value
Characteristic Impedance (at 1ns) 50 plus or minus 5 Ohm
Typical Capacitance 110 picofarads per meter
Center Conductor Resistance (@ 20°C) Maximum 7000 Ohm per kilometer
Insulation Resistance (@ 20°C) Minimum 1000 Ohm-kilometer
Dielectric Strength 500 Volts (AC) per minute

Professional Industry Advantages

  • High-Density Multi-Channel Integration: This cable packs three fully shielded 50 Ohm high-frequency transmission lines into a single 0.65 mm profile. This enables simultaneous multi-angle sensor feedback or RGB video signal delivery in the world’s most slender medical catheters and micro-probes.
  • Nano-Scale Precision Conductor: Utilizing a 7-strand silver-plated copper alloy (42 AWG) core provides a critical balance between high-fidelity signal conductivity and the tensile strength required for reliable performance in articulated robotic assemblies.
  • Premium PFA Dielectric Matrix: From internal insulation to the overall jacket, the use of high-grade Perfluoroalkoxy (PFA) ensures an exceptionally low dielectric constant and absolute resistance to chemicals, moisture, and extreme environmental stressors.
  • Zero-Crosstalk Shielding Design: Each internal core features its own independent silver-plated alloy spiral shield. This prevents electromagnetic coupling between the three channels and provides a total barrier against external interference, essential for high-sensitivity diagnostics.
  • Exceptional Pliability for Restricted Routing: With a total diameter smaller than a standard needle, this composite cable facilitates high-density functional routing in spaces previously only capable of supporting a single signal wire, empowering the next generation of micro-miniature industrial and medical equipment.

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