MVA-1000+

Overview

The MVA-1000+ is a surface-mount voltage variable attenuator manufactured by Mini-Circuits. It operates within a frequency range of 50 MHz to 1 GHz and features a nominal attenuation value of 13 dB. The device maintains a 50 Ohm impedance and exhibits an insertion loss of 3.6 dB. It supports a power rating of 20 dBm and utilizes an SMD/SMT mounting style. The component is RoHS compliant and packaged in Tape & Reel format with a Moisture Sensitivity Level of 1.

Feature Summary

• Voltage-controlled attenuation capability for dynamic signal adjustment
• Surface-mount technology design for compact circuit integration
• Wide operational frequency bandwidth covering 50 MHz to 1 GHz

Applications

• RF signal path control in wireless communication systems
• Test and measurement equipment requiring precise attenuation
• Mobile device front-end modules

Procurement Notes

Verify the specific datasheet version against the manufacturer's official documentation to confirm electrical tolerances and pin configurations. Ensure that the ordering suffix matches the required packaging type, as standard variants may differ in reel specifications. Cross-reference the part number with authorized distributors to confirm current production status and compliance certifications prior to finalizing procurement orders.

Selection Notes

Select this component when a fixed or variable attenuation solution is required within the 50 MHz to 1 GHz spectrum. The 13 dB nominal attenuation and 50 Ohm impedance make it suitable for standard RF applications. Consider the SMD package for automated assembly processes and verify that the 20 dBm power rating aligns with the system's maximum signal levels to ensure reliable operation without damage.

Part Context

The MVA-1000+ belongs to Mini-Circuits' MVA series of voltage variable attenuators. This series provides adjustable attenuation using external DC bias voltages. The '+' suffix typically indicates RoHS compliance. These components are designed for use in RF and microwave circuits where signal level control is critical for maintaining system performance and linearity across varying operating conditions.

Replacement Considerations

Direct substitutes include other Mini-Circuits models from the MVA series with similar frequency ranges and attenuation values. Verify that any alternative component matches the 50 Ohm impedance and SMD footprint requirements. Check if the replacement offers comparable insertion loss and power handling capabilities to maintain system integrity.