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MW Isolators & Circulators

Coaxial, Drop-In, Microstrip, Surface Mount

Smiths Interconnect offers a wide range of RF/Microwave isolators, circulators and iso-adapters supplied with stripline (drop-in), coaxial, microstrip, surface mount, waveguide and combination interfaces. Devices are available from UHF to E-Band and designed specifically for their intended application power handling and operating environment.

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Features & Benefits

These high-performance components are highly compact, usually mass minimised and ruggedized. Most types are optimised to minimise their electro-magnetic shielding. Contact our product experts to discuss your specific system requirements and custom configurations to meet your needs.
Generally

  • Optimised electrical performance over the assigned band.
  • Mitigation of externally radiated or susceptibility to magnetic fields by design.
  • EMC shielded by design (only applies to devices whose interfaces are coaxial or waveguide).
  • High power variants subjected to in house qualification and or rigorous thermal and mechanical analysis.
  • Space qualified devices subjected to in-house high-power testing as required (capability extends over 0.2 to 22GHz)
  • Field replaceable connectors used wherever practical.
Primary operating band Coaxial (connector selected based on frequency and operating power) Stripline (drop-in) Microstrip (including co-planar waveguide) SMT Multifunction assemblies and iso-adapters
UHF ✓✓
L-Band ✓✓✓✓ ✓✓✓✓ ✓✓✓ ✓✓
S-Band ✓✓✓✓ ✓✓✓✓ ✓✓ ✓✓✓ ✓✓
C-Band ✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓ ✓✓
X-Band ✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓ ✓✓
Ku-Band ✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓
K-Band ✓✓ ✓✓ ✓✓✓✓
Ka-Band ✓✓ ✓✓ ✓✓
Q-Band
V-Band
E-Band
 
 
Primary operating band Waveguide Low power isolator or circulator High power isolator High power circulator Multifunction assemblies and iso-adapters
UHF
L-Band WR650 ✓✓✓
S-Band WR340, WR284, & WR229 ✓✓ ✓✓✓
C-Band WR187, WR159 & WR137 ✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓
X-Band WR112 & WR90 ✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓✓
Ku-Band WR75 & WR62 ✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓
K-Band WR51 & WR42 ✓✓ ✓✓✓✓ ✓✓✓✓
Ka-Band WR34 & WR28 ✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓
Q-Band WR22 ✓✓
V-Band WR19 ✓✓
E-Band WR12 ✓✓✓




Smiths Interconnect a substantial range of ferrite devices supplied as components and integrated with other passive components such as couplers and RF filters. Products marked by “✓✓” table have space heritage. Devices marked “✓✓✓” indicate that the devices are capable of handling high power and those marked “✓✓✓✓” indicate that the devices are also space qualified. For an up-to-date picture of the space heritage and capability or a copy of the most recent EQSR contact the factory or your local representative.
 

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