BFHK-3142+

Overview

The BFHK-3142+ is a surface-mountable LTCC bandpass filter designed for high-frequency applications. It operates within a frequency range of 28,000 to 36,000 MHz with a bandwidth of 8 GHz and a center frequency of 31.7 GHz. The component features a 50 Ohm impedance and utilizes a proprietary LTCC material system to achieve miniature dimensions of 4.5mm x 3.2mm x 1.62mm. This design ensures high performance repeatability and suitability for automated assembly processes in RF and microwave systems.

Feature Summary

• Utilizes proprietary LTCC material system for high performance repeatability
• Surface mountable design suitable for very high volume automated assembly
• Achieves miniature size while maintaining specified electrical characteristics

Applications

• RF signal processing circuits
• Microwave communication systems
• Automated assembly production lines

Procurement Notes

Verify the specific datasheet version and electrical parameter tolerances against your system requirements before procurement. Confirm that the operating environment matches the component's specifications. Ensure compatibility with standard surface mount assembly processes. Check for any specific handling or storage recommendations provided by the manufacturer to maintain component integrity during installation.

Selection Notes

Select this component when a compact bandpass filter is required for frequencies between 28 GHz and 36 GHz. The 50 Ohm impedance aligns with standard RF transmission lines. Consider the LTCC construction for stability and the small footprint for space-constrained PCB layouts. Evaluate the 8 GHz bandwidth against your signal spectrum needs to ensure adequate passband coverage and stopband rejection.

Part Context

The BFHK-3142+ belongs to the Mini-Circuits BFHK series of LTCC bandpass filters. This series covers a frequency range from 4.5 GHz to 23.8 GHz, with the BFHK-3142+ extending into higher millimeter-wave frequencies. Mini-Circuits specializes in RF, IF, and microwave components from DC to 86 GHz, providing solutions for various wireless and industrial applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.