LDB21942M20C-001

Balun Overview

The LDB21942M20C-001 is a surface-mount balun from Murata Electronics designed for signal conditioning applications. It operates at a center frequency of 942 MHz with a bandwidth of 35 MHz. The component features an impedance transformation ratio of 50 Ohms to 200 Ohms. It is housed in a compact 0805 (2012 metric) package, suitable for board mounting. This device facilitates balanced-to-unbalanced signal conversion in RF circuits.

Balun Feature Summary

• Provides balanced-to-unbalanced signal conversion
• Supports impedance transformation between 50 and 200 Ohms
• Designed for high-frequency RF signal conditioning

Balun Applications

• RF front-end modules
• Wireless communication systems
• Balanced antenna interfaces

Balun Procurement Notes

Verify the specific datasheet version for precise electrical characteristics and mechanical dimensions before integration. Confirm that the 0805 footprint matches the target PCB layout requirements. Ensure the operating temperature range aligns with the system's environmental specifications. Cross-reference the manufacturer part number to avoid confusion with similar series components.

Balun Selection Notes

Select this component when a 50-to-200 Ohm impedance match is required at approximately 942 MHz. The 0805 package size offers a balance between performance and space efficiency. Consider the bandwidth limitations relative to the specific modulation scheme used in the application design.

Balun Part Context

This balun belongs to Murata's signal conditioning portfolio, specifically targeting RF applications requiring impedance transformation. It complements other passive components like capacitors and filters in complete RF chain designs. The product line focuses on miniaturization while maintaining stable performance at microwave frequencies.

Balun Replacement Considerations

Consult official substitution lists for compatible baluns with matching impedance ratios and frequency ranges. Verify pinout compatibility if replacing in existing designs. Ensure equivalent bandwidth and insertion loss characteristics are maintained.