CX2045LNLT

Balun Overview

The CX2045LNLT is an RF transformer balun manufactured by Pulse Electronics, designed for surface-mount applications. It operates within a frequency range of 3MHz to 300MHz and provides a 1:2 impedance transformation ratio between unbalanced and balanced lines. The component features a 5-SMD package with dimensions of 3.81 mm in length and width, and 2.79 mm in height. Key electrical specifications include a maximum insertion loss of 1.0dB and a minimum return loss of 10dB. It functions reliably across a temperature range from -40°C to +85°C.

Balun Feature Summary

• Provides single-ended to differential signal conversion via a 1:2 impedance transformation ratio.
• Operates effectively across a wide frequency spectrum from 3MHz to 300MHz.
• Constructed with low-loss materials ensuring minimal signal attenuation and high return loss performance.

Balun Applications

• RF front-end circuits requiring balanced-to-unbalanced signal conversion
• Wireless communication modules operating in the specified frequency range
• Signal processing stages in audio and signal transformer applications

Balun Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging formats such as cut tape or reel quantities. Confirm that the selected variant meets all necessary environmental compliance standards, including RoHS and REACH regulations, before finalizing procurement decisions for production integration.

Balun Selection Notes

Select this component when a compact 5-SMD footprint is required for high-frequency RF balancing tasks. Ensure the design accommodates the specified 1:2 impedance ratio and operates within the 3MHz to 300MHz bandwidth. Verify thermal management capabilities align with the -40°C to +85°C operational temperature limits for reliable long-term performance.

Balun Part Context

This part belongs to the CX series of RF transformers from Pulse Electronics, which are engineered for compact surface-mount implementations. The series supports various impedance ratios and frequency ranges tailored for modern electronic devices requiring efficient signal integrity and space-constrained designs.

Balun Replacement Considerations

Consult official manufacturer substitution lists for verified equivalents. Generic cross-references may not match the precise 1:2 impedance ratio or 5-SMD physical dimensions required for proper circuit integration.

Balun FAQ

What is the impedance transformation ratio of the CX2045LNLT?

The CX2045LNLT provides a 1:2 impedance transformation ratio between its unbalanced and balanced ports.

Does the CX2045LNLT support frequencies up to 300MHz?

Yes, the component is rated for operation within a frequency range extending from 3MHz to 300MHz.