B39911B3943H110

Overview

The B39911B3943H110 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm. It operates at a center frequency of 433.92 MHz and is designed for remote control applications. The component utilizes an 8-SMD, no-lead package with dimensions of 3.0mm x 3.0mm and a maximum height of 1.00mm. It features low insertion loss and narrow bandwidth characteristics suitable for ISM band filtering.

Feature Summary

• Utilizes SAW technology for efficient signal filtering in the 433 MHz ISM band
• Compact 3.0mm x 3.0mm surface mount package design
• Optimized for low insertion loss in remote control circuits

Applications

• Remote control systems
• ISM band RF front-ends
• Wireless sensor networks

Procurement Notes

Verify the exact datasheet specifications against the manufacturer's official documentation before integration. Confirm that the 8-SMD package footprint matches the PCB layout requirements. Ensure compatibility with the target assembly process and reflow temperature profiles specified by Qualcomm for this specific RFFE component series.

Selection Notes

Select this component when a compact SAW filter is required for 433.92 MHz applications. The 3.0x3.0mm package offers space savings compared to larger alternatives. Consider the insertion loss and bandwidth parameters relative to the system's sensitivity requirements. Verify availability as part numbers in this series may have varying lifecycle statuses.

Part Context

This part belongs to the Qualcomm B39431/B39911 family of RF front-end filters. These components are engineered for mobile and IoT connectivity solutions. The series leverages advanced acoustic technologies to provide high performance in small form factors, supporting various wireless standards and bands used in modern consumer electronics.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.