PS260-40G High Frequency Phase Stable Coaxial Cable
40 GHz High Frequency Low Loss Phase-Stable Coaxial Cable
Engineered for demanding high-frequency RF applications, microwave instrumentation, and telecommunications, the PS260-40G incorporates a solid PTFE dielectric and a robust triple-shielded outer layer, providing excelente mechanical flexibility, high phase stability vs. bending, and low interference up to 40 GHz.
Max Frequency:40 GHz
Screening: >90 dB
Phase Stability ：±0.3 °/GHz
Outer Diameter:2.60 mm
Structure & Construction Characteristics
| Structure Layer | Item | Material | Construction (mm) | Nom. O.D. (mm) |
|---|---|---|---|---|
| Inner Conductor | Conductor Material | Silver Plated Copper | 1 / 0.51 | 0.51 |
| Insulation | Dielectric Material | Solid-PTFE | – | 1.68 |
| Inner Shield | First Shield | Silver Plated Copper Strip | – | 1.88 |
| Interlayer | Second Shield | High Temperature Aluminium Foil | – | 2.00 |
| Outer Shield | Third Shield | Alloy Wire Braid | – | 2.20 |
| Jacket | Outer Protective Layer | Green FEP | – | 2.60 |
| Mechanical & Environmental Parameter | Standard Value |
|---|---|
| Min. Bending Radius (Static) | 20.0 mm |
| Min. Bending Radius (Dynamic) | 40.0 mm |
| Weight | 0.019 kg/m |
| Operating Temperature Range | -55 °C to +125 °C |
Electrical & Mechanical Characteristics
| Electrical Parameter | Standard Value |
|---|---|
| Impedance | 50 Ohm |
| Capacitance | 94 pF/m |
| Velocity of Propagation | 70% |
| Max Operating Frequency | 40 GHz |
| Screening Effectiveness | > 90 dB |
| Dielectric Withstanding Voltage | 500 V DC |
| Phase Change VS Bending | ±0.3 °/GHz |
Attenuation & Power Handling @ 25℃ & Sea Level
Calculation Formula: IL = K1 * sqrt(F_MHz) + K2 * F_MHz [dB/100m]
Constants: K1 = 2.242868142 | K2 = 0.003937
| Frequency (MHz) | Nom. Attenuation (dB/100m @ 25℃) | Max Power Handling (W @ 40℃) |
|---|---|---|
| 500 | 52.12 | 258 |
| 1000 | 74.86 | 180 |
| 3000 | 134.66 | 100 |
| 6000 | 197.35 | 68 |
| 10000 | 263.66 | 51 |
| 12000 | 292.94 | 46 |
| 16000 | 346.69 | 39 |
| 18000 | 371.78 | 36 |
| 26500 | 469.44 | 29 |
| 30000 | 506.59 | 27 |
| 40000 | 606.05 | 22 |
Cross Reference / Equivalent ReplacementThe PS260-40G high-frequency coaxial cable serves as a direct drop-in replacement for HUBER+SUHNER Minibend-086, offering exact structural parameters, electrical capability, and form-factor performance.
Frequently Asked Questions
What is the maximum operating frequency of PS260-40G?
The PS260-40G cable supports a maximum operating frequency of up to 40 GHz with a stable 50 Ohm nominal impedance.
What does the model number PS260-40G represent?
PS stands for Phase Stable, 260 indicates the nominal 2.60 mm outer diameter, and 40G designates its 40 GHz upper frequency limit.
What equivalent cable does PS260-40G replace?
PS260-40G is engineered as a direct equivalent replacement for HUBER+SUHNER Minibend-086, making it ideal for high-density microwave interconnection systems.
