BFHKI-1572+

Overview

The BFHKI-1572+ is a miniature low temperature co-fired ceramic (LTCC) ultra-high stopband rejection band pass filter manufactured by Mini-Circuits. It operates within a frequency range of 13.9 to 17.5 GHz, providing a center frequency of 15.7 GHz and a bandwidth of 3.6 GHz. The component features an insertion loss of 4 dB and maintains a standard impedance of 50 Ohms. Physically, it utilizes a surface-mount package with dimensions of 4.95 x 3.65 mm.

Feature Summary

• Ultra-high stopband rejection capabilities for enhanced signal isolation
• Integrated interposer board design for simplified circuit integration
• Shielded construction to minimize electromagnetic interference

Applications

• Microwave communication systems requiring precise filtering
• Test and measurement equipment operating in the 13.9-17.5 GHz range
• Wireless infrastructure components needing high-rejection bandpass characteristics

Procurement Notes

Verify that the specific part number BFHKI-1572+ matches your design requirements, as it differs from the similar BFHK-1572+. Confirm LTCC technology compatibility and ensure the 50 Ohm impedance aligns with your system architecture before finalizing procurement orders.

Selection Notes

Select this component when ultra-high stopband rejection is critical for system performance. The integrated interposer board simplifies layout compared to discrete filters. Ensure the physical footprint of 4.95 x 3.65 mm fits within the available PCB space constraints for the target application.

Part Context

This component belongs to the BFHKI series of surface-mount bandpass filters from Mini-Circuits. These filters are designed for microwave applications, offering shielded construction and 50 Ohm impedance. The series utilizes LTCC technology to provide robust performance in compact form factors suitable for modern electronic designs.

Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material.