RF Transformers and Baluns

0.005 to 18000 MHz

Over 500 transformer and balun models in a wide variety of DC passing and DC isolated configurations with for single-ended and balanced/differential transmission lines from 0.005 to 18000 MHz!

  • Surface mount and coaxial case styles
  • Tiny LTCC models as small as 0603
  • Wideband MMIC baluns up to 14 GHz
  • 50/75 Ohm matching transformers and matching pads

Mini-Circuits RF transformers and baluns are offered in surface mount and connector packages and a wide variety of configurations for 50 and 75Ω systems. We have over 250 surface mount models in stock including baluns with impedance ratios from 1:1 to 1:4. Our Top Hat™ feature on open core surface mount models improves speed and accuracy of pick-and-place throughput, and our LTCC models feature wrap-around terminations for visual solder inspection in packages as small as 0805 (2mm x 1.2mm). Rugged coaxial connector models are available in DC blocking and DC passing designs with rugged metal cases and a variety of connector types including SMA, BNC, N-type, and F-type. Affordable custom designs are just a phone call away with surprisingly quick turnaround times gained from over 40 years of manufacturing and design experience.

Companion Product

Precise break-over Torque Wrench

Related Professional Articles

All Tranformers

You may reorder each table by selecting the arrows on each column for your convenience.

not sure which model you need?

NEW Tranformers


Product Overview Mini-Circuits’ Z7550-BMBF+ is a coaxial 50/75 matching transformer covering the DC to 3000 MHz frequency range, supporting impedance matching in a wide range of systems including CATV, broadband networks, match- ing antenna systems and more. This model is ideal for 50/75 impedance matching in systems where minimizing overall

Read More »


Product Overview GALI-S66-D+ (RoHS compliant) is a low current, low noise wideband amplifier Die offering high dynamic range.it is fabricated using GaAs HBT technology. Feature Advantages Broad Band: DC to 3 GHz Broadband covering primary wireless communications bands: Cellular, PCS, communi- cation receivers and transmitters Low Noise Figure, 2.4 dB

Read More »

Other products of interest

not sure which product you need?