MAVR-000080-0287FT

Overview

The MAVR-000080-0287FT is a silicon hyperabrupt varactor diode manufactured by MACOM Technology Solutions. It features a gamma value of 1.30 and operates within a temperature range of -65°C to 125°C. The device is housed in an SOT-23-3 package, also known as TO-236-3 or SC-59, and utilizes surface mount technology. Key electrical specifications include a total capacitance of 24.8 pF at zero bias and a minimum quality factor of 150 at 50 MHz with 4V reverse voltage. At 8V reverse bias and 1 MHz frequency, the capacitance measures 5.5 pF, yielding a capacitance ratio of 8.9.

Feature Summary

• Hyperabrupt junction profile for enhanced tuning linearity
• High quality factor ensuring low insertion loss
• Wide operating temperature range for robust performance

Applications

• General purpose tuning in HF to UHF frequency bands
• Voltage-controlled oscillator (VCO) circuits
• Frequency synthesizer phase-locked loops

Procurement Notes

Verify the specific ordering suffix matches the required capacitance tolerance and gamma characteristics. Confirm that the SOT-23-3 footprint aligns with the PCB design guidelines provided in the official datasheet. Ensure thermal management strategies account for the specified operating temperature limits during high-power RF applications.

Selection Notes

Select this component when a high Q-factor and precise hyperabrupt tuning characteristic are required for VHF/UHF applications. The SOT-23-3 package offers space efficiency for compact designs. Evaluate the capacitance ratio against the desired tuning range requirements before finalizing the selection for circuit topology compatibility.

Part Context

This part belongs to the MAVR series of lead-free plastic varactor diodes from MACOM. These components are designed for general-purpose tuning applications across various radio frequency bands. The series provides reliable performance for telecommunications, industrial, and defense sectors requiring stable semiconductor devices.

Replacement Considerations

The MA4ST080CK-287T is a documented equivalent part number within the same product family. Verify pinout compatibility and exact parameter matching before substitution.