TCM3-452X+

Balun Overview

The Mini-Circuits TCM3-452X+ is a surface-mount RF transformer designed for balanced transmission line applications. It operates within a frequency range of 20 MHz to 4.5 GHz, providing a 1:3 impedance ratio with 50 Ohm primary and secondary impedances. The component supports a maximum DC current of 30 mA and a power rating of 400 mW. It functions reliably across an operating temperature range from -40°C to +85°C. The device utilizes a single-channel configuration housed in a compact SMD package measuring 4.06 mm x 3.81 mm x 4.06 mm.

Balun Feature Summary

• Balanced transmission line architecture ensuring signal integrity
• Surface mount construction for automated assembly integration
• Wideband operational capability covering 20 MHz to 4.5 GHz

Balun Applications

• RF signal balancing and unbalancing circuits
• Impedance matching networks in wireless communication systems
• Broadband amplifier input/output stages

Balun Procurement Notes

Verify the specific suffix designation against official Mini-Circuits documentation to confirm exact electrical characteristics and pinout configuration. Ensure that the selected variant aligns with the required frequency range and impedance specifications for the target application. Cross-reference the RoHS compliance status with current regulatory requirements before finalizing procurement orders.

Balun Selection Notes

Select this component when a wideband 1:3 impedance transformation is required in a compact form factor. The surface mount design facilitates high-volume manufacturing processes. Consider the thermal operating limits and power handling capabilities to ensure reliability under continuous RF load conditions within the specified frequency spectrum.

Balun Part Context

This component belongs to the TCM3 series of audio and signal transformers manufactured by Mini-Circuits. The series focuses on providing robust RF performance in small surface-mount packages. These devices are engineered for use in modern electronic systems requiring efficient signal conversion between balanced and unbalanced states without significant signal degradation.

Balun Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.