LFB311G90SG1-799

Overview

The LFB311G90SG1-799 is a ceramic bandpass filter manufactured by Murata Electronics, designed for communication equipment applications. It operates with a center frequency of 1.9 GHz and features a 50 Ohm impedance. The component is housed in a compact 1206 (3216 Metric) surface-mount package. It supports an operating temperature range from -40°C to +85°C and belongs to the LFB2H_SG series.

Feature Summary

• Utilizes ceramic technology for robust signal conditioning in RF circuits
• Optimized for bandpass filtering within communication equipment systems
• Designed for surface-mount integration in compact electronic assemblies

Applications

• Communication equipment signal processing
• RF front-end circuitry requiring 1.9 GHz bandpass characteristics
• Wireless infrastructure components

Procurement Notes

Verify the complete part number including the suffix against official Murata documentation to ensure correct specifications. Confirm RoHS compliance status and packaging details directly with authorized distributors or the manufacturer prior to ordering. Cross-reference datasheet revisions to avoid discrepancies in electrical parameters or mechanical dimensions during procurement.

Selection Notes

Select this component when a 1.9 GHz center frequency bandpass filter is required for communication systems. Ensure the design accommodates the 1206 footprint and 50 Ohm system impedance. Verify that the operating temperature range meets the environmental requirements of the target application before finalizing the selection.

Part Context

This component is part of Murata's LFB2H_SG series of ceramic filters intended for communication equipment. These filters are engineered to provide precise frequency selection and noise rejection in RF signal paths. The series offers various configurations tailored to specific wireless standards and frequency bands used in modern telecommunications infrastructure.

Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Do not assume compatibility based solely on similar center frequencies or package sizes without verifying electrical performance and mechanical fit.