TC4-11X+

Balun Overview

The TC4-11X+ is a surface-mount RF transformer designed for broadband applications spanning from 2 MHz to 1.1 GHz. It provides an impedance transformation ratio of 1:0.25, effectively converting between 50 Ω and 12.5 Ω configurations. The component utilizes a core and wire construction housed in a compact SMD module package. This design supports efficient signal transfer across wide frequency bands with stable performance characteristics suitable for high-frequency circuit integration.

Balun Feature Summary

• Broadband operation covering frequencies from 2 MHz up to 1.1 GHz
• Impedance matching capability between 50 ohms and 12.5 ohms systems
• Compact surface-mount module packaging for automated assembly

Balun Applications

• RF balun circuits requiring wide bandwidth
• Impedance matching networks for low-impedance loads
• Push-pull amplifier input/output stages

Balun Procurement Notes

Verify the specific suffix designation against official Mini-Circuits documentation to confirm exact electrical tolerances and pinout configuration. Ensure compatibility with standard surface-mount reflow processes. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before finalizing procurement orders.

Balun Selection Notes

Select this component when a wideband transformer is required for frequencies extending beyond 1 GHz. It is appropriate for designs needing precise 50-to-12.5 ohm conversion in space-constrained layouts. Consider thermal management requirements associated with surface-mount power handling capabilities during initial circuit simulation and layout planning phases.

Balun Part Context

This device belongs to the TC4 series of audio and signal transformers manufactured by Mini-Circuits. The series focuses on providing reliable impedance transformation solutions for radio frequency and microwave applications. These components are engineered to meet stringent quality standards for use in communication and industrial electronic systems.

Balun Replacement Considerations

Consult official Mini-Circuits substitution guides for verified equivalent models. Direct replacements must maintain identical impedance ratios and frequency range specifications to ensure circuit performance integrity without redesign.