B39272B4329P810

Overview

The B39272B4329P810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm Technologies, designed for RF front-end applications. It operates at a center frequency of 2.655 GHz with a bandwidth of 70 MHz and an insertion loss of 2.5 dB. The component is housed in a compact 5-SMD, No Lead package, suitable for space-constrained mobile devices. This filter supports cellular and WCDMA standards, providing essential signal conditioning for wireless connectivity systems.

Feature Summary

• Utilizes Surface Acoustic Wave technology for high-performance RF filtering
• Optimized for low insertion loss in cellular and WCDMA bands
• Designed for integration into slim form factor mobile devices

Applications

• Cellular communication modules
• WCDMA network interfaces
• Mobile handset RF front-ends

Procurement Notes

Verify the specific datasheet revision and RoHS3 compliance status before procurement. Confirm that the 5-SMD package dimensions match your PCB footprint requirements. Ensure compatibility with your target WCDMA frequency band specifications. Check for any recent Product Change Notifications regarding manufacturing origin or assembly changes.

Selection Notes

Select this component when a dedicated SAW filter is required for the 2.655 GHz WCDMA band. Consider its 2.5 dB insertion loss against system link budget requirements. Evaluate the 5-SMD package size relative to available board real estate. Compare performance metrics against alternative ultraSAW or TC-SAW options if broader bandwidth is needed.

Part Context

This part belongs to Qualcomm's extensive portfolio of RF front-end filters, which includes ultraBAW, ultraSAW, and TC-SAW technologies. These components are engineered to support 5G/4G multimode systems, Wi-Fi, and GNSS applications. The series aims to improve RF performance while enabling energy-efficient designs in consumer and infrastructure equipment.

Replacement Considerations

No public confirmed substitute part numbers are identified in the provided documentation. Verify pinout and electrical parameters carefully if considering alternatives from other manufacturers.