2N5634

Overview

The Microchip Technology 2N5634 is a silicon NPN power transistor housed in a TO-3 (TO-204AA) through-hole package. It features a maximum collector-emitter voltage of 140 V and supports a continuous collector current of 10 A. The device delivers a peak power dissipation of 150 W and operates within a temperature range of -65°C to +175°C. Key electrical characteristics include a transition frequency of 1 MHz, a saturation voltage of 1.0 V maximum at 7.5 A, and a DC current gain ranging from 25 to 60 minimum at 5 A.

Feature Summary

• High power dissipation capability for robust thermal management
• Wide safe operating area for reliable switching performance
• Low collector saturation voltage for efficient conduction

Applications

• High-power linear amplifier circuits
• Industrial motor control systems
• Power supply regulation stages

Procurement Notes

Verify the manufacturer source carefully as multiple vendors produce this part number. Confirm the specific datasheet parameters match your design requirements, particularly regarding thermal resistance and pinout compatibility. Ensure the package type matches your PCB or chassis mounting constraints before finalizing procurement.

Selection Notes

Select this component when high voltage handling and substantial current capacity are required in a ruggedized form factor. The TO-3 package offers superior heat sinking compared to smaller surface-mount alternatives. Evaluate thermal management strategies to ensure the junction temperature remains within the specified operational limits under full load conditions.

Part Context

This component belongs to the family of silicon NPN power transistors designed for demanding applications. It serves as a discrete solution for power switching and amplification where reliability and high power handling are critical. The TO-3 metal can package provides mechanical durability and effective thermal conductivity for industrial environments.

Replacement Considerations

Cross-reference with other manufacturers' 2N5634 equivalents such as those from Central Semiconductor or Savantic. Verify that replacement parts maintain identical pinout configurations and meet or exceed the original specifications for voltage, current, and power dissipation ratings.