The SMA-type RF connector series features a robust threaded coupling mechanism and outstanding electrical stability, making it one of the most widely used interconnect standards in RF and microwave systems. Operating from DC to 18 GHz, it ensures consistent impedance and mechanical durability, suitable for communication modules, RF boards, instruments, and test assemblies. JARON provides a complete range of SMA plugs, jacks, flange mounts, and cable assemblies, with OEM customization, fast delivery, and interface compatibility support—offering customers a reliable and cost-effective RF interconnection solution.
| Electrical properties | |
| Characteristic impedance | 50Ω |
| Frequency range | DC~18GHz |
| Loss | ≤0.06√f(GHz) dB |
| Contact resistance | Inner conductor ≤ 3 mΩ |
| Outer conductor ≤ 2 mΩ | |
| Insulation resistance | ≥5000 MΩ |
| Dielectric withstand voltage | ≥1000 VRMS (at sea level) |
| Environmental characteristics | |
| Temperature range | -65℃+165℃ |
| Vibration | GJB360B - 2009 Test Method 204, Test Condition D |
| Shock | GJB360B - 2009 Test Method 213, Test Condition I |
| Salt spray (corrosion) | GJB360B - 2009 Test Method 101, Test Condition B |
| Moisture resistance | GJB360B - 2009 Test Method 106, Step 7b omitted |
| Mechanical properties | |
| Endurance torque | 1. 7Nm |
| Recommended torque | 0.8Nm to 1.1Nm |
| Service life | ≥500 times |
| Materials/Surface Treatment | |
| Housing | Stainless steel / passivated & Brass / gold - plated |
| Inner conductor | Beryllium bronze / gold - plated |
| Insulator | PEI & PTFE |
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