B39931B8331P810

Overview

The B39931B8331P810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm Technologies, designed for sub-1 GHz RF front-end applications. It operates at a center frequency of 925.15 MHz with a bandwidth of 5.9 MHz and insertion loss of 1.8 dB. The component utilizes a 5-SMD package with dimensions of 1.60mm x 1.40mm and a maximum height of 0.45mm. It is RoHS compliant and classified under ECCN EAR99.

Feature Summary

• Utilizes Surface Acoustic Wave technology for efficient signal filtering in the sub-1 GHz spectrum.
• Engineered for compact integration within mobile and IoT device architectures.
• Designed to support reliable performance in diverse wireless connectivity environments.

Applications

• Medical RF systems
• Sub-1 GHz wireless communication devices
• IoT connectivity modules

Procurement Notes

Verify the specific datasheet version and manufacturing origin before procurement. Confirm that the 5-SMD package dimensions align with your PCB footprint requirements. Ensure compliance with local import regulations regarding EAR99 classification. Cross-reference the part number with official Qualcomm documentation to confirm current production status and availability through authorized channels.

Selection Notes

Select this component when designing circuits requiring precise filtering around 925.15 MHz with minimal insertion loss. Consider the 5-SMD package size for space-constrained layouts. Evaluate thermal management needs based on the specified insertion loss characteristics. Ensure compatibility with the target RF front-end architecture and modem-RF system requirements.

Part Context

This component belongs to Qualcomm's RF front-end filter portfolio, which includes various SAW and BAW technologies. These filters are engineered to address challenges in 5G/4G, Wi-Fi, and IoT applications. The B39931 series specifically targets sub-1 GHz bands, supporting multimode and multiband device developments.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult official Qualcomm resources for potential obsolescence management or alternative solutions if this part becomes unavailable.

FAQ

What is the center frequency of the B39931B8331P810?

The center frequency is 925.15 MHz.

What type of filter technology does this component use?

It uses Surface Acoustic Wave (SAW) technology.

What is the maximum height of the component?

The maximum height is 0.45 mm (0.018 inches).