LDB215G5110C-001

Balun Overview

The LDB215G5110C-001 is a chip multilayer hybrid balun manufactured by Murata Electronics, designed for RF signal conditioning applications. It operates within a frequency range of 5149 MHz to 5875 MHz, centered at 5.51 GHz. The component provides an impedance transformation between unbalanced and balanced ports, specifically 50 Ohms and 100 Ohms respectively. It features a maximum insertion loss of 1.1 dB and utilizes a surface-mount 0805 (2012 metric) package. The device supports board mounting and functions within a temperature range of -40°C to +85°C.

Balun Feature Summary

• Multilayer hybrid construction for compact integration
• Impedance conversion between 50 Ohm and 100 Ohm systems
• Surface-mount design compatible with automated assembly

Balun Applications

• RF signal conditioning in wireless communication modules
• Balanced-to-unbalanced signal conversion in high-frequency circuits
• Integration into mobile device RF front-ends

Balun Procurement Notes

Verify the current lifecycle status before procurement planning, as this specific part number is listed as obsolete or discontinued by major distributors. Confirm availability through authorized channels or consider alternative active components if long-term supply stability is required. Check datasheet revisions for any parameter updates prior to final design validation.

Balun Selection Notes

Select this component when a 5.51 GHz center frequency operation is required with specific 50/100 Ohm impedance matching. Ensure the 0805 footprint fits the PCB layout constraints. Evaluate thermal performance against the specified -40°C to +85°C operating range. Compare insertion loss specifications against system budget requirements to ensure signal integrity is maintained.

Balun Part Context

This component belongs to the LDB21 series of hybrid baluns from Murata Electronics. These devices are engineered for high-frequency RF applications requiring precise impedance transformation. The series typically offers low profile and reliable performance in compact form factors suitable for modern electronic devices.

Balun Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the obsolete status of this specific model. Consult manufacturer catalogs for active equivalents within the LDB series that match the 5.51 GHz frequency and 0805 package dimensions.