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SMA Series

Outstanding RF Performance

Our 50 Ohm SMA Connectors are designed in accordance with MIL-STD-348 and feature a .250-36 threaded coupling interface designed for a frequency range of DC to 18 GHz. V-Bite® Edge-Mount SMA PCB Connectors feature a unique and patented design which provides ease of assembly, outstanding RF performance, and superior mechanical strain relief.

Reliable Performance In Various Applications

SMA Connectors can be used in a wide range of applications including Test & Measurement, Aerospace & Defense, Satellite Communication, Wireless Communication and Medical Devices.

Standard and Custom Configurations

If you have a specific part number you’re interested in, use our distributor inventory search to see what is available today, or contact us for custom designs.

RF and cable connectors by Winchester Interconnect
SMA spec sheet by Winchester Interconnect

Key Features

  • Available in straight and right-angle designs for popular flexible and semi-rigid cables
  • Threaded coupling ensures connector will not decouple in vibration-intensive applications
  • SMA connectors designed for IW Microwave’s 1801, 2301, and 2801 series microwave cables
  • V-Bite® Edge-Mount SMA Connectors available
  • QC-SMA™ Quick Connect SMA Plugs feature a push / pull coupling mechanism that is fast and easy to use
  • E-Snap® Edge-Mount connectors provide superior RF performance versus traditional right-angle connects

Technical Specifications

  • Impedance: 50 Ohms 
  • Frequency: DC to 18 GHz / Flexible Cable 0 to 12.5 GHz / Semi-Rigid 0 to 18 GHz 
  • VSWR: Straight – 1.15 Max / R/A – 1.2 Max / 1.17 Max DC to 18 GHz / Straight – 1.10 + .01 x f (GHz) Max / R/A – 1.15 + .02 x f (GHz) Max
  • Insertion Loss: Straight – .04 x √f(GHz) Max /  R/A – .07 x √f(GHz) Max / 0.06 x √f (GHz) dB Max /
  • Temperature Range: -65˚C to +165˚C
  • Body Materials: Copper Alloy / Stainless Steel Solder / Brass 
  • Contact Materials: Male – Brass / Female – BECU / Outer Contacts – Copper Alloy / Center Contacts – Copper Alloy or Brass
  • Insulator: PTFE
  • Mil Std: Corrosion Resistance MIL-STD-202, Method 101, Cond B / Vibration MIL-STD-202, Method 204, Cond B / Shock MIL-STD-202, Method 213, Cond A / Moisture Resistance MIL-STD-202, Method 106 Durability: 500 Cycles Min
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