HFCG-1780+

Overview

The Mini-Circuits HFCG-1780+ is a miniature low temperature co-fired ceramic (LTCC) high pass filter operating from 1.98 to 11 GHz. It features a center frequency of 6.49 GHz and a bandwidth of 9.02 GHz. Key electrical specifications include a typical insertion loss of 0.6 dB, a typical return loss of 16 dB, and a stop band rejection of 50 dB. The component utilizes an 0805 surface mount footprint.

Feature Summary

• Constructed using low temperature co-fired ceramic (LTCC) technology for compact form factor
• Provides high stop band rejection to suppress unwanted lower frequencies
• Designed with a standard 0805 surface mount footprint for automated assembly

Applications

• RF signal conditioning in communication systems
• Frequency filtering in microwave circuits
• Signal integrity management in RF front ends

Procurement Notes

Verify the specific datasheet version and manufacturer documentation to confirm current electrical parameters and mechanical dimensions. Ensure compatibility with the target PCB layout regarding the 0805 footprint and impedance matching requirements. Confirm that the operating frequency range aligns with system specifications before procurement.

Selection Notes

Select this component when a high pass filter is required within the 1.98 to 11 GHz range. Consider the LTCC construction for size constraints and the 0805 package for surface mount integration. Evaluate insertion loss and return loss specifications against system sensitivity requirements to ensure adequate signal performance.

Part Context

This part belongs to the HFCG series of miniature LTCC high pass filters manufactured by Mini-Circuits. These components are designed for RF and microwave applications requiring compact filtering solutions. The series offers various cutoff frequencies to suit different frequency bands while maintaining consistent performance characteristics across the product line.

Replacement Considerations

Consult official Mini-Circuits documentation for verified substitute part numbers. Cross-referencing should be performed based on identical electrical specifications and physical footprint compatibility.