VLF-1400+

Overview

The VLF-1400+ is a low-pass RF filter manufactured by Mini-Circuits, designed for signal conditioning in radio frequency applications. It operates from DC to 1400 MHz with a 50 Ohm impedance. The component utilizes LTCC technology and features an SMA connector. Key electrical specifications include a cutoff frequency of 1.7 GHz, insertion loss bandwidth of 2.55 dB, and a voltage standing wave ratio (VSWR) of 1.2:1. It provides 20 dB rejection at 2015 MHz.

Feature Summary

• Constructed using rugged uni-body LTCC technology for durability
• Designed for in-line module integration
• Provides effective high-frequency signal attenuation

Applications

• Radio communication systems
• Consumer electronics
• RF signal conditioning

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required interface types and environmental ratings. Confirm that the active status remains unchanged before finalizing procurement plans. Cross-reference the part number with official distributor catalogs to validate availability and technical specifications.

Selection Notes

Select this component when a low-pass filter with a 1400 MHz passband and 50 Ohm impedance is required. Ensure the system accommodates the physical dimensions of 0.410 inches diameter by 1.430 inches length. Verify that the SMA connector type aligns with existing circuit board or cable assemblies.

Part Context

This component belongs to the VLF series of low-pass filters produced by Mini-Circuits. It shares design characteristics with other models in the family, such as the VLF-3400+, but differs in cutoff frequency and application range. The series is known for utilizing LTCC construction methods.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Mini-Circuits engineering support for direct replacements or equivalent performance alternatives.