JANTX2N3421P

Single Bipolar Transistors Overview

The JANTX2N3421P is an NPN power bipolar junction transistor manufactured by Microchip Technology. It features a collector-emitter breakdown voltage of 80V and a maximum continuous collector current of 3A. The device is rated for a maximum power dissipation of 1W. It operates within a temperature range of -65°C to 200°C TJ. The component utilizes a TO-5 package and provides a minimum DC current gain (hFE) of 40 at 1A collector current and 2V collector-emitter voltage.

Single Bipolar Transistors Feature Summary

• High-temperature operation capability up to 200°C junction temperature
• Robust 80V collector-emitter breakdown voltage rating
• TO-5 hermetic package construction suitable for harsh environments

Single Bipolar Transistors Applications

• Military aerospace electronic systems
• High-reliability industrial control circuits
• Harsh environment power switching applications

Single Bipolar Transistors Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact electrical tolerances and screening levels. Ensure that the procurement channel provides valid traceability records required for defense or aerospace specifications. Confirm package integrity and lead condition prior to integration into sensitive circuit designs.

Single Bipolar Transistors Selection Notes

Select this component when high junction temperature tolerance and ruggedized packaging are required. The 80V rating suits moderate voltage switching tasks. Consider the 1W power limit for thermal management in enclosed spaces. Verify hFE requirements against load conditions to ensure adequate drive capability in amplifier or switch configurations.

Single Bipolar Transistors Part Context

This part belongs to the JANTX series of single bipolar transistors from Microchip Technology. It shares the core electrical characteristics of the standard 2N3421 but meets enhanced quality and reliability standards. The TO-5 package provides a standardized footprint for through-hole mounting in legacy and modern high-reliability designs.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers: 2N3421.