SF2331B

Overview

The RFMi SF2331B is a Surface Acoustic Wave (SAW) filter designed for radio frequency applications. It operates within a center frequency of 246 MHz, covering a range from 245.775 MHz to 246.225 MHz with a bandwidth of 600 kHz. The component is rated for a maximum voltage of 3 V and utilizes a 10-SMD, no-lead surface mount package. It is manufactured by RFMi, a company established in 1979 specializing in SAW technology.

Feature Summary

• Utilizes Surface Acoustic Wave (SAW) technology for signal filtering
• Designed for low power consumption applications
• Compliant with AEC-Q200 automotive reliability standards

Applications

• General purpose RF filtering
• Automotive electronics systems
• Radio frequency signal processing

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct pinout and electrical characteristics. Confirm RoHS compliance status and lead-free requirements prior to procurement. Ensure the supplier provides valid traceability documentation for automotive-grade components meeting AEC-Q200 standards.

Selection Notes

Select this component when a 246 MHz SAW filter is required for surface mount assembly. Consider the 10-SMD package dimensions and 3 V rating for compatibility with the target circuit design. Verify that the 600 kHz bandwidth meets the system's spectral requirements.

Part Context

RFMi specializes in designing and manufacturing low-power RF components using SAW technology. The SF2331B belongs to their passive component portfolio, which includes various filters and resonators. The brand has been active since 1979, focusing on reliable RF solutions for diverse electronic applications.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official substitution guide or contact technical support for verified alternatives.