LFB182G45SG9A246

Overview

The Murata LFB182G45SG9A246 is a ceramic bandpass filter designed for RF applications. It operates at a center frequency of 2.45 GHz with a bandwidth of 50 MHz and a 50 Ohm impedance. The component features an insertion loss of 2.2 dB maximum and supports power capacities of 500 mW or 1 W. It is housed in a compact 0603 (1608 metric) surface-mount package, suitable for space-constrained designs.

Feature Summary

• Compact 0603 surface-mount ceramic construction
• High selectivity bandpass filtering characteristics
• Designed for Bluetooth and wireless LAN frequencies

Applications

• Bluetooth module integration
• Wireless LAN (Wi-Fi) front-end circuits
• ISM band communication devices

Procurement Notes

Verify the specific suffix code to ensure correct bandwidth and tolerance specifications. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Check for end-of-life notifications as this series may have discontinuation updates from the manufacturer.

Selection Notes

Select this component when a narrow 50 MHz bandwidth is required at 2.45 GHz. Ensure the PCB layout accommodates the 0603 footprint dimensions. Verify that the system power levels remain within the 500 mW to 1 W capacity limits to prevent device degradation.

Part Context

This part belongs to the Murata LFB182G series of RF filters. The series offers various center frequencies and bandwidths tailored for ISM bands. The SG suffix typically denotes specific tolerance and performance grades within the product line.

Replacement Considerations

Cross-reference with other LFB182G variants such as LFB182G45SG9B740 for similar form factors. Verify electrical parameter compatibility before substitution.