PS260L-61G-F 61GHz Low Loss Phase Stable Coaxial Cable
61GHz Ultra-High Frequency Low Loss Phase Stable Cable
The PS260L-61G-F is a high-performance millimeter-wave 50 Ohm flexible RF coaxial cable rated up to 61 GHz. Constructed with a compact 2.60mm outer diameter, solid PTFE dielectric, and double-shield layer structure, it ensures exceptionally low loss and superior phase stability under dynamic bending conditions.
Max Frequency:DC-61GHz
Velocity of Prop.：70%
Screening Effectiveness: > 90 dB
Outer Diameter:2.6mm
Structure & Construction Characteristics
| Layer / Structure | Material | Nom. O.D. (mm) |
|---|---|---|
| Inner Conductor | Silver Plated Copper (1/0.53 mm) | 0.53 |
| Insulation (Dielectric) | Solid PTFE | 1.68 |
| Inner Shield | Silver Plated Copper Strip | 1.88 |
| Outer Shield | Silver Plated Copper Wire Braid | 2.20 |
| Jacket | Blue FEP | 2.60 |
Mechanical & Environmental Parameters
| Min. Bending Radius (Static) | 20.0 mm |
| Min. Bending Radius (Dynamic) | 40.0 mm |
| Nominal Weight | 0.022 kg/m |
| Operating Temperature Range | -55 ℃ to +125 ℃ |
Electrical & Mechanical Characteristics
| Electrical Parameter | Standard Value |
|---|---|
| Impedance | 50 Ω |
| Max. Operating Frequency | 61 GHz |
| Velocity of Propagation (Velocity Ratio) | 70% |
| Capacitance | 94 pF/m |
| Screening Effectiveness | > 90 dB |
| Dielectric Withstanding Voltage | 1000 V DC |
| Phase Change vs. Bending | ±0.3 °/GHz |
Attenuation & Power Handling @ 25℃ & Sea Level
Insertion Loss Formula: IL = K1 * sqrt(F_MHz) + K2 * F_MHz (dB/100m)
Constants: K1 = 1.860236, K2 = 0.003937
| Frequency (MHz) | Nom. Attenuation (dB/100m @ 25℃) | Max. Power Handling (W @ 40℃) |
|---|---|---|
| 300 | 33.40 | 376 |
| 500 | 43.56 | 288 |
| 1000 | 62.76 | 200 |
| 3000 | 113.70 | 110 |
| 6000 | 167.72 | 75 |
| 10000 | 225.39 | 56 |
| 16000 | 298.30 | 42 |
| 18000 | 320.44 | 39 |
| 26500 | 407.15 | 31 |
| 40000 | 529.53 | 24 |
| 50000 | 612.81 | 20 |
Cross Reference / Industry Replacement
The PS260L-61G-F provides direct technical cross-compatibility and performance equivalence for TFlex-405 class micro flexible coaxial cable assemblies.
Frequently Asked Questions
What is the maximum operating frequency of PS260L-61G-F?
PS260L-61G-F is engineered for millimeter-wave transmission supporting up to 61 GHz operating frequency with 50 Ohm nominal impedance.
Which standard coaxial cable can PS260L-61G-F replace?
It serves as a direct drop-in equivalent for TFlex-405 coaxial cables, offering matching dimensions (2.60mm O.D.) and high-frequency phase stability.
What shielding effectiveness does PS260L-61G-F achieve?
Featuring a double-shield design (silver-plated copper strip inner shield plus silver-plated copper braid outer shield), it achieves screening effectiveness greater than 90 dB.
