MQ2N4093UB/TR

Overview

The MQ2N4093UB/TR is an N-channel Junction Field-Effect Transistor (JFET) manufactured by Microchip Technology. It utilizes silicon technology and is housed in a surface-mount SMD-3 package designed for automated assembly. The device supports a drain-source breakdown voltage of 40 V and a gate-source breakdown voltage of -40 V. Key electrical characteristics include a zero-gate-voltage drain current of 8 mA, a continuous drain current of 100 pA, and a drain-source on-resistance of 80 Ohms. The component operates within a temperature range of -65°C to +175°C with a power dissipation rating of 360 mW.

Feature Summary

• Single N-channel JFET configuration utilizing silicon semiconductor technology
• Surface-mount SMD-3 packaging suitable for automated placement processes
• Extended thermal stability supporting operation up to +175°C

Applications

• High-frequency signal amplification circuits
• Low-noise analog switching applications
• Precision variable resistance control networks

Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to confirm the tape-and-reel packaging format intended for surface-mount assembly. Ensure that the requested part number matches the exact electrical specifications required for the design, as minor variations in suffixes can indicate differences in packaging or testing criteria. Cross-reference the manufacturer's latest datasheet to validate compliance with current environmental standards and pinout configurations before finalizing procurement orders.

Selection Notes

Select this component when a surface-mount N-channel JFET with high thermal endurance is required. The SMD-3 package facilitates integration into compact printed circuit boards using standard pick-and-place equipment. Designers should consider the 80 Ohm on-resistance and 8 mA drain current limits to ensure compatibility with low-power analog signal paths. Verify that the operating environment remains within the specified -65°C to +175°C range to maintain reliable performance and prevent thermal degradation of the silicon junction.

Part Context

This component belongs to the Microchip JFET product family, which provides discrete field-effect transistors for analog and RF applications. The MQ2N4093UB/TR variant specifically adapts the traditional through-hole performance characteristics into a modern surface-mount form factor. This evolution allows engineers to utilize established JFET behaviors in contemporary high-density electronic designs without compromising on thermal management or signal integrity requirements.

Replacement Considerations

Consult official Microchip substitution guides for verified equivalents. Generic cross-references may not match the specific SMD-3 footprint or the precise 8 mA drain current tolerance.