B39421B3681Z810

Overview

The B39421B3681Z810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm. It operates at a center frequency of 422.5MHz with a bandwidth of 5MHz and insertion loss of 3dB. The component utilizes an 8-SMD, No Lead package measuring 5.00mm x 5.00mm in size and 1.35mm in maximum height. Designed for general RF applications, it supports surface mount installation and complies with RoHS3 standards.

Feature Summary

• Utilizes Surface Acoustic Wave technology for RF signal filtering
• Optimized for low-loss performance in compact form factors
• Designed to support energy-efficient multiband and multimode device development

Applications

• General RF applications
• Mobile communications systems
• IoT connectivity devices

Procurement Notes

Verify the specific datasheet version before integration, as manufacturing changes may occur. Confirm that the 8-SMD package dimensions align with the target PCB footprint. Ensure compatibility with the intended RF front-end architecture and check for any recent product change notifications regarding material or process updates.

Selection Notes

Select this component for designs requiring a 422.5MHz SAW filter with a narrow 5MHz bandwidth. The 8-SMD package suits space-constrained layouts. Consider the 3dB insertion loss when calculating system link budgets. Verify that the operating temperature range meets environmental requirements for the final application.

Part Context

This part belongs to the Qualcomm B39421 series of RF front-end filters. These components leverage advanced acoustic technologies to address design challenges in wireless connectivity. The series supports various mobile and IoT applications, providing essential filtering for reliable performance in diverse environments.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.