BFHK-1252+

Overview

The BFHK-1252+ is a surface-mount LTCC bandpass filter designed for microwave applications. It operates within a passband of 10.9 GHz to 13.9 GHz, centered at 12.3 GHz with a bandwidth of 3 GHz. The component features a maximum insertion loss of 4 dB and maintains a 50 Ohm impedance. Its physical dimensions are 4.5 mm by 3.2 mm, utilizing a proprietary Low-Temperature Co-fired Ceramic material system to ensure high performance repeatability and miniature size suitable for dense circuit layouts.

Feature Summary

• Utilizes proprietary LTCC material system for high performance repeatability
• Miniature surface-mount package enables high layout density
• Designed to minimize parasitic effects in RF circuits

Applications

• Space-constrained printed circuit boards
• Microwave communication systems
• RF front-end modules

Procurement Notes

Verify the specific part number suffix against official Mini-Circuits documentation to confirm exact electrical specifications and packaging details. Ensure compatibility with standard surface-mount assembly processes. Cross-reference datasheet revision dates to validate current performance parameters before integration into final designs.

Selection Notes

Select this component when a compact form factor is required for frequencies between 10.9 GHz and 13.9 GHz. The LTCC construction offers advantages in thermal stability and mechanical robustness compared to other technologies. Consider the 4 dB insertion loss limit when designing signal chains requiring minimal attenuation within the specified passband.

Part Context

This component belongs to the Mini-Circuits BFHK family of miniature bandpass filters. The series utilizes LTCC technology to deliver consistent performance across a wide frequency range from 4.5 GHz to 23.8 GHz. These filters are engineered for applications demanding small footprint and reliable operation in microwave environments.

Replacement Considerations

Consult Mini-Circuits official substitution guides for verified alternatives. No public substitute part numbers are confirmed in the provided source data.