B040RG9S

Overview

The B040RG9S is a surface-mount bandpass filter manufactured by Knowles Dielectric Labs, designed for signal conditioning applications. It operates at a center frequency of 4.0 GHz with a bandwidth of 4.0 GHz and an insertion loss of 3 dB. The component features a 50 Ohm impedance and utilizes SMD/SMT termination types for board mounting. It is rated for operation within a temperature range of -55°C to +125°C. The device is packaged in bulk format.

Feature Summary

• Surface-mount bandpass filter design for RF signal conditioning
• Operates at 4.0 GHz center frequency with 4.0 GHz bandwidth
• Low insertion loss characteristic of 3 dB
• Compatible with standard 50 Ohm system impedance

Applications

• RF filtering in communication systems
• Signal conditioning in microwave circuits
• Bandpass selection in wireless infrastructure

Procurement Notes

Verify the specific package configuration and lead time requirements directly with authorized distributors or the manufacturer before ordering. Confirm that the bulk packaging format aligns with your assembly process capabilities. Ensure compliance with RoHS standards if required for your specific application environment. Cross-reference the datasheet specifications against your system's thermal and electrical constraints to guarantee compatibility.

Selection Notes

Select this component when a wide 4.0 GHz bandwidth is required at the 4.0 GHz center frequency point. The low insertion loss makes it suitable for applications where signal integrity is critical. Consider the surface-mount form factor for automated assembly processes. Verify that the operating temperature range meets the environmental demands of the final product deployment scenario.

Part Context

This part belongs to the bandpass filter series from Knowles Dielectric Labs, focusing on high-frequency signal conditioning. It complements other models like the B095MB1S and B098QC5S-T by offering distinct frequency characteristics tailored for specific RF spectrum allocations. The component supports various signal processing needs within the microwave frequency range.

Replacement Considerations

No public confirmed substitute part numbers are available for direct replacement.