TC4-6TX+

Balun Overview

The TC4-6TX+ is a surface-mount RF transformer manufactured by Mini-Circuits, designed for broadband applications. It operates within a frequency range of 1.5 MHz to 600 MHz and provides an impedance ratio of 1:4. The device features a single channel with primary and secondary coil impedances of 50 Ohms each. It supports a maximum DC current of 30 mA and has a power rating of 250 mW. The component functions reliably between -20°C and +85°C. Its physical dimensions are 3.81 mm x 3.81 mm x 4.06 mm, utilizing SMD/SMT termination types.

Balun Feature Summary

• Provides balanced-to-unbalanced signal conversion with a 1:4 impedance transformation ratio
• Features an upgraded Top Hat design that enables visual identification of Pin 1 via orientation dot and substrate marking
• Supports automated assembly processes through faster pick-and-place compatibility

Balun Applications

• CATV systems
• VHF band applications
• UHF band applications

Balun Procurement Notes

Verify the specific suffix designation when ordering, as the TC4-6TX+ represents an upgraded version of the TC4-6T+. Confirm that the required package type matches the available options, such as Cut Tape or Reel, to ensure compatibility with manufacturing equipment. Cross-reference the manufacturer part number against official Mini-Circuits documentation to distinguish between standard and enhanced variants before finalizing procurement specifications.

Balun Selection Notes

Select this component for designs requiring compact surface-mount integration of RF transformers in the VHF and UHF spectrum. The 1:4 impedance ratio suits matching 50-Ohm unbalanced lines to balanced circuits. Consider the thermal operating range and power handling limits relative to system requirements. The physical footprint and termination style must align with PCB layout constraints and automated assembly capabilities.

Balun Part Context

This component belongs to the TC4 series of audio and signal transformers produced by Mini-Circuits. The series focuses on RF and microwave signal processing components. The TC4-6TX+ variant specifically incorporates design improvements over previous iterations, enhancing manufacturability while maintaining performance standards for broadband transformer applications in communication and signal processing hardware.

Balun Replacement Considerations

The TC4-6TX+ is documented as an upgraded version of the TC4-6T+. Verify functional equivalence if substituting the base model, noting the addition of the Top Hat feature for improved assembly visibility and speed.