2N5854

Overview

The Microchip Technology 2N5854 is a silicon NPN bipolar junction transistor (BJT) designed for general-purpose switching and amplification applications. It features a collector current rating of 100 mA and a collector-emitter breakdown voltage of 60 V. The device operates within a temperature range of -65°C to +175°C, ensuring reliability in demanding environments. Packaged in the TO-92 metal can format, it offers robust mechanical stability. Key electrical characteristics include a DC current gain (hFE) ranging from 70 to 700 at specified test conditions, with a maximum power dissipation of 625 mW.

Feature Summary

• High thermal stability supporting operation up to 175°C junction temperature
• Robust metal can packaging for enhanced mechanical durability
• Wide DC current gain range suitable for diverse amplification needs
• General-purpose design optimized for reliable switching performance

Applications

• General-purpose signal amplification circuits
• Electronic switching applications requiring moderate current handling
• Industrial control systems operating in high-temperature environments
• Automotive electronics utilizing ruggedized discrete components

Procurement Notes

Verify the specific manufacturer lot code and date code upon receipt to ensure component authenticity and traceability. Confirm that the received units match the TO-92 metal can package specification exactly. Check for any physical damage to the leads or casing before integration into the circuit board assembly process.

Selection Notes

Select this component when a rugged NPN BJT with high-temperature capability is required. Ensure the application demands do not exceed the 60 V collector-emitter voltage or 100 mA collector current limits. Consider the TO-92 package constraints regarding thermal management and available PCB real estate compared to surface-mount alternatives.

Part Context

This part belongs to the standard NPN bipolar transistor family manufactured by Microchip Technology. It serves as a discrete semiconductor solution for analog and digital circuits where reliability is paramount. The TO-92 metal can variant provides superior heat dissipation and physical protection compared to plastic encapsulated counterparts.

Replacement Considerations

Consult official Microchip documentation for direct cross-reference equivalents. Verify pinout compatibility and electrical parameter margins before substituting with generic NPN transistors. Ensure replacement parts meet the same high-temperature operational requirements.