B39871B4377P810

$1.10

Description：CSSP3 CU
Series：B4377
Mfr：Qualcomm (RF front-end (RFFE) filters)
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:afe27804369b Category: SAW Filters Brand: Qualcomm (RF front-end (RFFE) filters)

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Product introduction

Product Detailed Parameters

Description：CSSP3 CU
Series：B4377
Mfr：Qualcomm (RF front-end (RFFE) filters)
Package：Tape & Reel (TR),Cut Tape (CT)
Frequency - Center：866.5MHz
Bandwidth：7MHz
Insertion Loss：2.3dB
Ratings：AEC-Q200
Applications：Remote Control
Mounting Type：Surface Mount
Package / Case：5-SMD, No Lead
Height (Max)：0.018" (0.45mm)
Size / Dimension：0.055" L x 0.043" W (1.40mm x 1.10mm)

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B39871B4377P810

Overview

The B39871B4377P810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm RF360, designed for signal conditioning in remote control applications. It operates at a center frequency of 866.5 MHz with a bandwidth of 7 MHz and an insertion loss of 2.3 dB. The component features a 50 Ohm impedance and utilizes a 5-SMD, No Lead package measuring 1.4 mm x 1.1 mm. It supports SMD/SMT mounting and functions within a temperature range of -40°C to +125°C. The device holds AEC-Q200 qualification.

Feature Summary

Utilizes Surface Acoustic Wave technology for efficient signal filtering
Optimized for compact surface mount integration
Qualified for automotive reliability standards

Applications

Remote control systems
ISM band signal conditioning
Industrial IoT devices

Procurement Notes

Verify the specific suffix P810 against official datasheets to confirm packaging type and reel specifications. Ensure compatibility with the target PCB footprint dimensions of 1.4 mm x 1.1 mm. Confirm moisture sensitivity level handling requirements during assembly. Validate that the 866.5 MHz center frequency aligns with the intended regulatory ISM band requirements for the final product design.

Selection Notes

Select this component when a low-profile SAW filter is required for 866.5 MHz applications. The 5-SMD package offers space efficiency compared to larger footprints. Consider the AEC-Q200 qualification if the application demands automotive-grade reliability. Evaluate the 2.3 dB insertion loss against system link budget requirements to ensure adequate signal transmission performance.

Part Context

This part belongs to the Qualcomm RF front-end filter portfolio, specifically utilizing SAW technology. It serves as a discrete solution for RF signal conditioning in wireless connectivity modules. The series addresses challenges in multiband and multimode device designs, supporting industrial and consumer electronics requiring reliable filtering in slim form factors.