LFCN-490D+

Overview

The LFCN-490D+ is a ceramic low-pass filter manufactured by Mini-Circuits, designed for RF and IF signal processing applications. It operates within a frequency range from DC to 490 MHz, providing effective attenuation of higher-frequency signals. The component features a 50-ohm impedance system, ensuring compatibility with standard transmission lines. It utilizes an SMD package style identified as FV1206, suitable for surface-mount assembly processes. The device is characterized by its compact form factor and robust construction, making it appropriate for integration into various electronic circuits requiring precise frequency filtering.

Feature Summary

• Provides low-pass filtering functionality with a cutoff frequency at 490 MHz
• Utilizes ceramic technology for stable signal processing performance
• Designed for surface-mount installation in compact circuit layouts

Applications

• RF front-end filtering in communication systems
• IF stage harmonic suppression in receivers
• Signal conditioning in test and measurement equipment

Procurement Notes

Verify the specific datasheet version and electrical specifications directly from Mini-Circuits official documentation before procurement. Confirm that the FV1206 package dimensions align with your PCB footprint requirements. Ensure the operating temperature range meets your application's environmental conditions. Cross-reference the part number suffix to confirm the exact variant matches your design needs.

Selection Notes

Select this component when a sharp cutoff near 490 MHz is required for low-pass filtering tasks. Consider the 50-ohm impedance match for systems utilizing standard coaxial or microstrip lines. Evaluate the physical size constraints against the FV1206 package dimensions during the layout phase. Assess the thermal management capabilities if the component will operate in high-power environments.

Part Context

Mini-Circuits specializes in RF, IF, and microwave components, including filters, amplifiers, and mixers. The LFCN series represents their line of ceramic low-pass filters, known for reliability and consistent performance. This specific model fits within their portfolio of passive filtering solutions designed for modern electronic applications requiring precise frequency control.