BFHKI-8501+

Overview

The BFHKI-8501+ is a miniature low temperature co-fired ceramic (LTCC) bandpass filter designed for RF applications. It operates with a center frequency of 8.15 GHz and provides a bandwidth spanning from 7.5 GHz to 8.8 GHz. The component features ultra-high stopband rejection capabilities and maintains a standard 50 Ohm impedance. Constructed in a shielded surface-mount package, it integrates an interposer board for enhanced performance and reliability in compact circuit designs.

Feature Summary

• Ultra-high stopband rejection characteristics
• Shielded LTCC construction with integrated interposer board
• Miniature surface-mount form factor

Applications

• Wireless communication systems
• RF signal conditioning circuits
• Microwave instrumentation

Procurement Notes

Verify the exact part number BFHKI-8501+ against official Mini-Circuits documentation to ensure compatibility with your specific frequency requirements. Confirm that the 7.5 to 8.8 GHz passband aligns with your system design. Check for any specific handling instructions related to the LTCC material and surface-mount assembly process during procurement.

Selection Notes

Select this component when high isolation and compact size are required for frequencies around 8.15 GHz. The LTCC technology offers stability and shielding benefits over traditional planar filters. Ensure the PCB layout supports the specific footprint and thermal requirements of the shielded package for optimal signal integrity.

Part Context

This component belongs to the BFHKI series from Mini-Circuits, which specializes in miniature bandpass filters using LTCC technology. The series is known for providing high performance in small packages suitable for modern electronic devices requiring efficient signal filtering in the microwave range.

Replacement Considerations

Public confirmed substitute part numbers include BFHKI-7551+, BFHKI-7851+, BFHKI-9901+, BFHK-8501+, and BFHK-9901+. Verify electrical specifications match before substitution.