SMA
coaxial connectors up to 18 GHz
SMA connectors: 50 Ω, DC–18 GHz, VSWR 1.15, PTFE insulator, −55 to +165 °C; straight and right-angle cable connectors (SMA-J, SMA-JW, SMA-K), SMA-KFD37…39 flange-mount sockets, SMA-KHD1 for PCBs, adapters.
| Characteristic impedance | 50 Ω |
|---|---|
| Frequency range | DC–18 GHz |
| VSWR | 1.15 (typical) |
| Insertion loss | ≤ 0.06·√f (GHz) dB |
| Insulation resistance | ≥ 5000 MΩ |
| Dielectric withstanding voltage | ≥ 500 V (RMS) |
| Body | passivated stainless steel; gold- and nickel-plated brass |
| Center conductor | beryllium copper; gold-plated brass |
| Insulator | PTFE |
| Cable connectors | SMA-J-T402, SMA-J-LL200, SMA-J-L200, SMA-JW-LL200, SMA-JW-L200, SMA-K-LL130, SMA-K-L130, SMA-K-T405 |
| Flange-mount and PCB | SMA-KFD37, SMA-KFD38, SMA-KFD39, SMA-KHD1 |
| Operating temperature | −55 to +165 °C |
About the series
Overview
SMA — the most widespread subminiature coaxial interface: 50 Ω, operating frequency up to 18 GHz, threaded coupling. VSWR 1.15 (typical), insertion loss max 0.06·√f dB, insulation resistance at least 5000 MΩ, dielectric withstanding voltage 500 V, −55 to +165 °C; body — passivated stainless steel or gold- and nickel-plated brass, center conductor — beryllium copper or gold-plated brass, PTFE insulator.
Versions
- Cable plugs SMA-J-T402 (RG402 / Tflex-402), SMA-J-LL200, SMA-J-L200; right-angle SMA-JW-LL200, SMA-JW-L200; sockets SMA-K-LL130, SMA-K-L130, SMA-K-T405.
- Flange-mount sockets SMA-KFD37, SMA-KFD38, SMA-KFD39 (12.7 mm square flange and two-screw), end-launch PCB socket SMA-KHD1.
- SMA adapters in all gender combinations and to adjacent interfaces — made to order.
Applications
Communications, test and measurement and industrial equipment up to 18 GHz, antenna feed lines, unmanned systems modules.
Part numbers
Part numbers of this series are configured to order — send the required configuration through the quotation form.
Questions and answers
Up to what frequency do A1-CONNECT SMA connectors operate?
Up to 18 GHz at VSWR 1.15; the interface mates with 3.5 and 2.92 mm.
What cable versions are available?
Straight plugs for RG402/Tflex-402, LL200 and L200, right-angle plugs for LL200 and L200, sockets for LL130, L130 and Tflex-405.
Is there an SMA for PCB mounting?
Yes: the SMA-KHD1 end-launch socket for the board edge and SMA-KFD37…39 flange-mount sockets with solder terminals.