B39771B8540P810

Description：SAW DUPLEXER SMD
Series：*
Mfr：Qualcomm (RF front-end (RFFE) filters)
Package：Tape & Reel (TR)

SKU:ca3f064d86ca Category: RF Multiplexers Brand: Qualcomm (RF front-end (RFFE) filters)

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Product introduction

B39771B8540P810 is listed in the RF Multiplexers range at ChipApex. The manufacturer field lists Qualcomm (RF front-end (RFFE) filters). Its product description is SAW DUPLEXER SMD. Review the specifications below when checking this part for your BOM.

RF Multiplexers specifications for B39771B8540P810

Description：SAW DUPLEXER SMD
Series：*
Mfr：Qualcomm (RF front-end (RFFE) filters)
Package：Tape & Reel (TR)
Type：-
Frequency Bands (Low / High)：-
Low Band Attenuation (min / max dB)：-
High Band Attenuation (min / max dB)：-
Return Loss (Low Band / High Band)：-
Mounting Type：-
Package / Case：-
Grade：-
Qualification：-

RF Multiplexers datasheet and documents for B39771B8540P810

B39771B8540P810

RF Multiplexers Overview

The B39771B8540P810 is a Surface Mount Device (SMD) SAW duplexer manufactured by Qualcomm. It operates within the 703MHz to 733MHz low band and 758MHz to 788MHz high band, supporting LTE Band 20. The component features an 8-SMD package with no leads, designed for surface mount installation. This RF front-end filter addresses specific frequency separation requirements for dual-band communication systems.

RF Multiplexers Feature Summary

SAW technology implementation for efficient signal filtering
Dual-band operation covering distinct low and high frequency ranges
Compact surface-mount packaging suitable for space-constrained designs

RF Multiplexers Applications

LTE Band 20 mobile communication devices
Smartphone RF front-end modules
Multimode cellular handsets requiring Band 20 support

RF Multiplexers Procurement Notes

This component is officially obsolete and has been discontinued by the manufacturer. Procurement is restricted to remaining stock from authorized distributors or secondary market sources. Verify part authenticity carefully due to end-of-life status. Ensure compatibility with existing design specifications before sourcing, as replacement components may require circuit adjustments.

RF Multiplexers Selection Notes

Select this component only if the design specifically requires LTE Band 20 duplexing with SAW technology. Consider that the part is obsolete; alternative solutions should be evaluated for long-term supply chain stability. Verify that the 8-SMD package dimensions fit the PCB layout constraints and that the frequency bands align precisely with target network standards.

RF Multiplexers Part Context

Part of Qualcomm's RFFE filter portfolio utilizing acoustic technologies. Designed for mobile communications infrastructure. Supports multiband and multimode device development. Focuses on improving RF performance in slim form factors. Aligns with industry trends for integrated connectivity solutions.

RF Multiplexers Replacement Considerations

B39771B8035P810 is listed as a manufacturer-recommended substitute. Evaluate electrical parameter compatibility and pinout alignment before substitution. Verify that the alternative meets all original design requirements.