B39941B4165U410

Overview

The B39941B4165U410 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm. It operates at a center frequency of 938 MHz with a bandwidth of 35 MHz and an insertion loss of 3 dB. The component is housed in a compact 6-SMD, no-lead package measuring 3.00mm x 3.00mm x 1.10mm. Designed for mobile GSM RF applications, it supports efficient signal processing in cellular handsets.

Feature Summary

• Utilizes surface acoustic wave technology for high-performance RF filtering
• Optimized for low insertion loss in mobile communication systems
• Compact surface-mount design suitable for space-constrained devices

Applications

• Mobile phone GSM RF front-end
• Cellular handset signal processing

Procurement Notes

This component is officially discontinued and no longer manufactured. Verification of availability should focus on obsolete stock or secondary market sources rather than direct procurement from the manufacturer. Ensure compatibility with existing designs as replacement options may be limited.

Selection Notes

Engineered specifically for GSM band applications requiring precise frequency selection. The 938 MHz center frequency targets specific cellular bands. Designers must account for the discontinued status when planning long-term production cycles or sourcing strategies for legacy equipment maintenance.

Part Context

Part of Qualcomm's RF front-end filter portfolio utilizing SAW technology. This series addresses 4G/5G and mobile connectivity challenges. The B39941 series typically integrates into modem-RF systems to enhance signal integrity in consumer electronics and IoT devices.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the product's discontinued status.