B39212B1233P810

Overview

The B39212B1233P810 is a surface-mount SAW filter manufactured by Qualcomm Technologies, Inc. It belongs to the B39212 series of RF front-end components designed for mobile communication applications. This specific component functions as a bandpass filter intended for signal conditioning within radio frequency circuits. The device is engineered to support LTE and other wireless standards by providing necessary frequency selectivity and interference rejection. It utilizes a compact package suitable for high-volume consumer electronics manufacturing.

Feature Summary

• Provides RF signal filtering for mobile communication bands
• Designed for integration into compact mobile device form factors
• Supports LTE network connectivity requirements

Applications

• LTE mobile phone RF front ends
• Smartphone baseband processing modules
• Wireless communication hardware development kits

Procurement Notes

Verify the manufacturer source directly with Qualcomm or authorized distributors. Confirm the part number suffix matches the required specification variant. Request official datasheets to validate electrical parameters against design requirements. Ensure compliance with RoHS and REACH regulations for the target market. Authenticate components through traceable supply chains to avoid counterfeits.

Selection Notes

Select this component based on its specific frequency band alignment with the target LTE standard. Evaluate the physical footprint compatibility with the PCB layout constraints. Consider the thermal performance characteristics relative to the device's power density. Assess the integration capabilities with adjacent RF transceivers and matching networks. Verify that the component meets the environmental operating conditions of the final application.

Part Context

This component is part of Qualcomm's extensive portfolio of RF filters used in modern smartphones. The B39212 series is widely adopted in global mobile devices to manage spectrum congestion. These filters are critical for maintaining signal integrity in dense RF environments. The product line supports various cellular generations including LTE and 5G NR implementations.

Replacement Considerations

Consult official Qualcomm documentation for qualified substitute part numbers. Cross-reference specifications such as insertion loss and bandwidth with potential alternatives. Verify pinout compatibility before considering any third-party replacements. Ensure that any substitute maintains the same regulatory certifications.