LFB432G45SN1-629

Overview

The LFB432G45SN1-629 is a ceramic bandpass filter manufactured by Murata Electronics, designed for surface-mount applications. It operates at a center frequency of 2.45 GHz and is housed in an 1812 (4532 Metric) package. This component belongs to the CERAFIL series and is classified under signal conditioning filters.

Feature Summary

• Utilizes ceramic technology for stable bandpass filtering performance
• Engineered for surface-mount board installation
• Optimized for specific wireless communication frequency bands

Applications

• ZigBee wireless network modules
• Bluetooth low energy (BLE) devices
• 2.4 GHz ISM band equipment

Procurement Notes

Verify current availability status as this component may be subject to end-of-life notices or discontinuation. Confirm package dimensions and pin configuration against PCB layout requirements before ordering. Ensure compatibility with reflow soldering profiles specified in official documentation.

Selection Notes

Select this component for designs requiring precise 2.45 GHz filtering in compact form factors. Evaluate insertion loss and rejection characteristics against system link budget requirements. Consider thermal management and mounting constraints associated with the 1812 footprint during circuit design.

Part Context

This part is part of Murata's CERAFIL line of ceramic filters, which are known for high Q-factor and stability. The LFB series typically targets RF front-end applications where size reduction and performance consistency are critical for modern wireless standards.

Replacement Considerations

Check for direct substitutes within the LFB series or equivalent offerings from other manufacturers. Verify that any replacement maintains the 2.45 GHz center frequency and compatible impedance levels to ensure circuit functionality without redesign.