BFCQ-3852A+

Overview

The BFCQ-3852A+ is a Low Temperature Co-Fired Ceramic (LTCC) bandpass filter designed for the 5G N260 frequency band. It operates with a center frequency of 38.5 GHz and provides a bandwidth of 3 GHz, covering the range from 37 to 40 GHz. The component features a 50 Ohm impedance and utilizes an SMT package in the 1008 (2520 Metric) footprint. Official documentation cites insertion loss values ranging between 2.5 dB and 3.4 dB.

Feature Summary

• Utilizes LTCC technology for compact surface-mount integration
• Optimized for high-frequency 5G N260 band applications
• Provides defined passband filtering within specified microwave frequencies

Applications

• 5G N260 band communication systems
• Microwave RF front-end modules
• Wireless infrastructure equipment

Procurement Notes

Verify the specific datasheet version to confirm exact insertion loss specifications, as sources cite varying values. Ensure compatibility with 1008 footprint assembly processes. Confirm RoHS and REACH compliance status through official Mini-Circuits documentation prior to final procurement decisions.

Selection Notes

Select this component when designing circuits requiring precise filtering for the 37-40 GHz range. The LTCC construction offers stability for high-frequency operations. Consider the 1008 package size for space-constrained PCB layouts. Validate impedance matching requirements against system design specifications.

Part Context

Mini-Circuits specializes in RF, IF, and microwave components up to 86 GHz. This filter belongs to their ceramic filter series, leveraging LTCC manufacturing for reliable performance in demanding wireless environments. The product line supports modern cellular standards requiring high-frequency signal integrity.

Replacement Considerations

Consult Mini-Circuits official substitution guides for verified alternatives. No public substitute part numbers are confirmed in available documentation.