TC4-1W-7A+

Balun Overview

The TC4-1W-7A+ is a surface-mount RF transformer manufactured by Mini-Circuits. It operates within a frequency range of 125 MHz to 135 MHz. The device features a 1:4 impedance ratio and is designed for 50Ω systems. It utilizes core and wire construction technology. The component is packaged in a compact SMD module format suitable for automated assembly.

Balun Feature Summary

• Provides precise single-ended to differential signal conversion
• Ensures accurate impedance matching for balanced circuits
• Optimizes return loss performance in RF applications

Balun Applications

• Differential amplifier input stages
• RF transmitter output balancing
• Receiver front-end signal conditioning

Balun Procurement Notes

Verify the specific suffix designation against official Mini-Circuits documentation to confirm exact electrical specifications and pinout configuration. Ensure the selected variant matches the required frequency band and impedance ratio for the target design. Cross-reference datasheet parameters with system requirements prior to integration.

Balun Selection Notes

Select this component when a narrowband 1:4 transformation is required between 125 MHz and 135 MHz. Consider the SMD package size constraints and thermal characteristics during PCB layout. Evaluate insertion loss and isolation metrics if high-fidelity signal integrity is critical for the application.

Balun Part Context

This part belongs to the TC series of RF baluns from Mini-Circuits. These components are engineered for high-performance signal conversion in wireless communication systems. The series supports various impedance ratios and frequency ranges, providing designers with flexible options for balancing unbalanced signals in modern RF hardware.

Balun Replacement Considerations

Consult Mini-Circuits official substitution guides for compatible alternatives. Verify that any substitute maintains identical frequency coverage, impedance ratio, and physical footprint to ensure seamless integration without redesigning the host circuit board or modifying existing layouts.