ZHFG-K4000+

Overview

The ZHFG-K4000+ is a 50-ohm high-pass filter manufactured by Mini-Circuits, utilizing LTCC technology within a connectorized package. It operates across a bandwidth of 4500 to 18000 MHz with a cutoff frequency of 4.5 GHz. The component features a typical insertion loss of 1.2 dB and a typical return loss of 12 dB. Stop band rejection is typically 45 dB. It employs 2.92mm connectors and complies with RoHS and REACH standards.

Feature Summary

• Constructed using Low-Temperature Co-fired Ceramic (LTCC) technology for robust signal conditioning.
• Designed as a broadband high-pass filter with good impedance matching within the operational bandwidth.
• Integrated into a broad-band connectorized package for direct system integration.

Applications

• RF signal filtering in microwave communication systems
• Test and measurement equipment requiring high-frequency signal isolation
• Radar and electronic warfare applications

Procurement Notes

Verify the specific datasheet version for precise electrical characteristics at your operating frequency. Confirm that the 2.92mm connector interface matches your system requirements. Ensure environmental compliance with RoHS and REACH standards is required for your deployment. Cross-reference the part number suffix if different termination options are needed.

Selection Notes

Select this component when a high-pass filter with a 4.5 GHz cutoff is required up to 18 GHz. The LTCC construction offers stability compared to other technologies. The 2.92mm connector provides precision interconnects suitable for high-frequency applications. Consider the typical 1.2 dB insertion loss impact on system gain budgets.

Part Context

This component belongs to the ZHFG series of LTCC high-pass filters from Mini-Circuits. These filters are designed for RF and microwave applications where compact size and reliable performance are critical. The series utilizes advanced ceramic packaging to achieve consistent electrical characteristics across wide bandwidths.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Mini-Circuits engineering support for equivalent alternatives if this specific model is unavailable.

FAQ

What is the cutoff frequency of the ZHFG-K4000+?

The cutoff frequency is 4.5 GHz.

What type of connectors does this filter use?

It uses 2.92mm connectors.

What is the typical stop band rejection?

The typical stop band rejection is 45 dB.