2SK955, N-Channel MOSFET, TO-3P Package

The 2SK955 is an N-channel MOSFET designed for high-voltage, high-speed switching applications, particularly in off-line power supplies, UPS systems, motor controls, and relay drivers. It features a low gate drive requirement, fast switching speed, and high power dissipation, making it a reliable choice for switching regulators and industrial motor controls. The TO-3P package enhances heat dissipation and mechanical durability, ensuring long-term reliability in demanding applications.
Key Features:

• High Voltage Capability: Withstands a drain-source voltage (V_DSS) of 800V, suitable for high-voltage applications.
• Moderate Current Handling: Supports a continuous drain current (I_D) of 5A at 25°C, accommodating various power loads.
• Fast Switching Speed: Optimized for high-speed switching applications, enhancing performance in power conversion circuits.
• Low Gate Drive Requirement: Features a gate-source threshold voltage (V_GS(th)) ranging from 2.1V to 4.0V, allowing compatibility with standard gate drivers.
• High Power Dissipation: Dissipates up to 125W, ensuring efficient thermal management in high-power applications.
• TO-3P Package: Provides excellent heat dissipation and mechanical stability, making it suitable for industrial applications.