VLFX-450+

Overview

The VLFX-450+ is a low-pass filter manufactured by Mini-Circuits, designed for radio frequency applications. It operates from DC to 450 MHz with a cutoff frequency of 640 MHz. The component features a 50 Ohm impedance and utilizes LTCC technology. It provides high isolation, achieving 40 dB up to 20 GHz. The device supports an operating temperature range from -40°C to +100°C and employs SMA connectors for inline integration.

Feature Summary

• Utilizes LTCC technology for stable RF performance
• Provides high isolation up to 20 GHz
• Supports wide operating temperature range

Applications

• RF signal filtering in communication systems
• Test and measurement equipment
• Wireless infrastructure components

Procurement Notes

Verify the specific datasheet version for the VLFX-450+ to confirm connector type and case style details, as generic images may vary. Ensure compatibility with 50 Ohm system impedance. Check official Mini-Circuits documentation for precise mechanical dimensions and thermal specifications before finalizing procurement plans.

Selection Notes

Select the VLFX-450+ when a low-pass filter with a 450 MHz passband is required. It is suitable for designs needing high isolation at higher frequencies. Consider the SMA interface and LTCC construction for PCB integration. Verify that the 50 Ohm impedance matches the surrounding circuit requirements.

Part Context

Mini-Circuits specializes in RF, IF, and microwave signal processing components. The VLFX-450+ belongs to their RF filter portfolio, which includes various bandpass and low-pass models. These components are widely used in wireless communications, industrial control, and medical electronics sectors.

Replacement Considerations

Consult Mini-Circuits official substitution guides for verified alternatives. Generic industry equivalents may not match the specific LTCC construction or isolation characteristics.