B39171B3942U310

Overview

The B39171B3942U310 is a Surface Acoustic Wave (SAW) filter designed for RF front-end applications. It operates within a temperature range of -40°C to +85°C and features a center frequency of 169.5MHz. The component exhibits an insertion loss of 1.9dB and is housed in an 8-SMD, No Lead package with dimensions of 5.00mm x 5.00mm and a maximum height of 1.35mm. It holds AEC-Q200 ratings, indicating suitability for automotive environments.

Feature Summary

• Surface Acoustic Wave technology for signal conditioning
• Automotive-grade reliability with AEC-Q200 qualification
• Compact surface-mount packaging for space-constrained designs

Applications

• 5G multimode modem-RF systems
• 4G multimode modem-RF systems
• IoT applications

Procurement Notes

Verify the specific datasheet version and manufacturer documentation to confirm electrical characteristics and pinout configurations before integration. Ensure compatibility with the target PCB layout regarding the 8-SMD no-lead package dimensions. Confirm that the operating temperature range meets the environmental requirements of the final assembly.

Selection Notes

Select this component when a compact SAW filter is required for RF signal conditioning in automotive or industrial IoT contexts. The AEC-Q200 rating makes it appropriate for vehicles. Consider the 1.9dB insertion loss and 169.5MHz frequency against system link budget requirements. The small footprint supports dense board layouts.

Part Context

This part belongs to Qualcomm's RF front-end filter portfolio, which includes discrete duplexers and filters for wireless communication standards. The series targets high-performance mobile, PC, and IoT devices, providing essential signal filtering for modern modem architectures.

Replacement Considerations

No public substitute part numbers are confirmed in the available documentation. Consult official Qualcomm channels for direct equivalents or updated revisions.