B39871B3571U310

Overview

The B39871B3571U310 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm. It operates at a center frequency of 868.3MHz and utilizes an 8-SMD, no-lead package. The component is designed for remote control applications within the RF spectrum. Official documentation confirms that this specific part number has been discontinued and is no longer in production.

Feature Summary

• Surface acoustic wave technology for signal filtering
• Designed for remote control applications
• Surface mount packaging

Applications

• Remote control systems

Procurement Notes

This component is officially obsolete and no longer manufactured by Qualcomm. Procurement is restricted to secondary market channels or existing surplus stock. Verify authenticity carefully as standard supply chains are inactive. Confirm exact lot dates and storage conditions if sourcing from non-authorized distributors due to potential shelf-life degradation over time.

Selection Notes

Designers requiring active components should consider current alternatives within the B39871 series. Evaluate newer generations for improved performance metrics and availability. Ensure replacement parts match the required footprint and electrical specifications for seamless integration into existing designs without re-validation.

Part Context

Part of the Qualcomm RF front-end filter portfolio utilizing SAW technology. This series supports various wireless connectivity standards. The B39871 family includes discrete filters and duplexers for mobile and IoT devices. This specific model targets niche remote control frequencies before being superseded by newer iterations.

Replacement Considerations

Qualcomm recommends B39871B3734H110 as a similar alternative. Verify compatibility with system requirements before substitution.