B39431R723U310

Overview

The B39431R723U310 is a surface-mount SAW filter manufactured by Qualcomm (RF front-end (RFFE) filters). It operates at a center frequency of 433.92MHz with an insertion loss of 1.2dB. The component features an 8-SMD, No Lead package measuring 0.197" L x 0.197" W (5.00mm x 5.00mm) and has a maximum height of 0.053" (1.35mm). It is RoHS3 compliant and classified under ECCN EAR99.

Feature Summary

• Utilizes Surface Acoustic Wave (SAW) technology for RF filtering
• Designed for compact surface mount integration
• Optimized for low insertion loss performance

Applications

• General Purpose RF applications

Procurement Notes

Verify the current manufacturing status and availability directly with authorized distributors or the manufacturer, as component lifecycle stages can change. Confirm that the specific package dimensions and electrical parameters match your design requirements before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring a 433.92MHz SAW filter in an 8-SMD footprint. Ensure the application supports the specified 1.2dB insertion loss and that the physical envelope fits within the available board space constraints.

Part Context

This part belongs to the Qualcomm RFFE filters portfolio, which includes discrete high-performance duplexers, diplexers, and extractors. These products utilize advanced acoustic technologies like ultraSAW to address RF design challenges in mobile, PC, and IoT applications.

Replacement Considerations

B39431B3750U310 is listed as a similar alternative.