2N4392UB

Jfets Overview

The 2N4392UB is a Silicon N-Channel Junction Field-Effect Transistor (JFET) manufactured by Microchip Technology. It is designed for through-hole mounting in a TO-18 metal can package, specifically the TO-18-3 configuration. As a discrete semiconductor component within the transistors sub-category, it functions as a voltage-controlled resistor or amplifier element. The device utilizes silicon technology and carries the Microchip Technology trademark. It is classified under JFETs and is intended for applications requiring robust, single-unit discrete transistor performance.

Jfets Feature Summary

• Utilizes silicon-based semiconductor technology for stable operation
• Encapsulated in a durable TO-18 metal can package suitable for through-hole installation
• Functions as an N-Channel Junction Field-Effect Transistor for signal processing

Jfets Applications

• General-purpose analog signal amplification circuits
• Voltage-controlled resistance applications
• Discrete transistor stages in electronic systems

Jfets Procurement Notes

Verify the exact ordering suffix and package variant when sourcing, as distributor listings may reference similar part numbers like MQ2N4392UB or MX2N4391UB. Confirm that the specific TO-18-3 configuration matches the design requirements. Check current availability status directly with the manufacturer or authorized distributors, as stock levels fluctuate. Ensure compliance with relevant product change notifications before finalizing procurement.

Jfets Selection Notes

Select this component when a discrete N-Channel JFET in a hermetically sealed metal can is required. The TO-18 package offers mechanical stability for through-hole PCB assembly. Compare electrical characteristics against other Microchip JFETs if specific threshold voltages or drain currents are critical. Ensure the application environment supports the operating temperature range specified in the official datasheet.

Jfets Part Context

This component belongs to the broader family of JFETs produced by Microchip Technology. It shares the fundamental N-Channel JFET architecture with related parts such as the 2N4391 series. The 'UB' suffix typically denotes specific packaging or testing variations within the Microchip portfolio. It serves as a foundational active component for analog circuit designers requiring reliable field-effect transistor behavior.

Jfets Replacement Considerations

Direct replacements include the 2N4391UB or MX2N4391UB, which share the same N-Channel JFET topology and TO-18 package style. Verify pinout compatibility and electrical parameter tolerances before substitution. Other generic TO-18 N-Channel JFETs may fit mechanically but require careful validation of gate-source cutoff voltage and drain current specifications.