LDB311G5005C-300

Balun Overview

The LDB311G5005C-300 is a chip multilayer hybrid balun from Murata Electronics, designed for surface-mount applications in the 1206 package. It operates within a frequency range of 1.4 GHz to 1.6 GHz, providing impedance transformation between unbalanced and balanced ports at 50 Ohms each. The component features an insertion loss of 0.8 dB, facilitating efficient signal conversion while supporting circuit miniaturization.

Balun Feature Summary

• Enables conversion between balanced and unbalanced signals
• Provides impedance transformation for RF circuits
• Supports reduction in overall circuit size

Balun Applications

• RF signal conditioning modules
• Wireless communication transceivers
• Low-power embedded timing sources

Balun Procurement Notes

Verify part authenticity through authorized Murata distributors or verified supply chain channels. Confirm that the specific suffix matches the required specifications. Check RoHS compliance status as indicated in official documentation. Ensure storage conditions align with manufacturer guidelines to maintain component integrity prior to assembly.

Balun Selection Notes

Select this component when a compact solution for 50-ohm impedance matching is required in the 1.4–1.6 GHz band. Consider its low insertion loss for efficiency-critical designs. Evaluate the 1206 footprint against available PCB space constraints. Ensure the operating temperature range meets the environmental requirements of the target application.

Balun Part Context

This device belongs to the LDB31 series of multilayer hybrid baluns. It is categorized under signal conditioning components manufactured by Murata Electronics. The product is listed as Not For New Designs, indicating it may be a legacy or end-of-life item suitable for maintenance or existing production runs rather than new development projects.

Balun Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Users should consult Murata directly for potential obsolescence management or alternative component recommendations compatible with the 1206 form factor and specified electrical parameters.

Balun FAQ

What is the impedance configuration of the LDB311G5005C-300?

The balun provides a 50 Ohm unbalanced port and a 50 Ohm balanced port.

Does this component support frequency ranges beyond 1.6 GHz?

No, the specified operational frequency range is strictly limited to 1.4 GHz to 1.6 GHz.