SF2137E

Overview

The Murata Electronics SF2137E is a Surface Acoustic Wave (SAW) filter designed for the 869 MHz ISM band. It features a center frequency of 869.00 MHz with a typical insertion loss of 2.8 dB and a bandwidth of 17 MHz. The component utilizes a 6-SMD, no-lead package measuring 3.00mm x 3.00mm with a maximum height of 1.38mm. It operates within a temperature range defined by standard industrial specifications and complies with RoHS3 standards.

Feature Summary

• Surface Acoustic Wave technology for signal conditioning in RF applications
• Optimized for ISM band operations at 869 MHz
• Compact surface-mount design suitable for automated assembly

Applications

• ISM band RF systems
• Signal conditioning circuits
• Wireless communication modules

Procurement Notes

Verify current lifecycle status as the SF2137E has been reported as obsolete or end-of-life in distributor records. Confirm availability of alternative packages or successor components from Murata Electronics before finalizing procurement plans to ensure supply chain continuity.

Selection Notes

Select this component for applications requiring precise filtering at 869 MHz with moderate bandwidth requirements. Ensure the design accommodates the specific 6-SMD footprint dimensions and thermal characteristics. Verify impedance matching requirements against the system's 50 Ohm standard if applicable.

Part Context

The SF2137E belongs to the SF series of SAW filters manufactured by Murata Electronics. This series provides specialized signal conditioning solutions for radio frequency applications. The component represents a specific implementation for ISM band filtering within Murata's broader portfolio of passive electronic components.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consider evaluating other models within the Murata SF series or consulting manufacturer engineering support for direct replacements.