STB6NK90ZT4

The STB6NK90ZT4 is a high-performance N-channel MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) manufactured by STMicroelectronics. It is designed for use in various applications, including power management, motor control, and switching applications, where efficiency and thermal performance are critical.

Key Features:

1. Voltage Rating: The STB6NK90ZT4 has a maximum drain-source voltage (V_DS) of 900V, making it suitable for high-voltage applications.

2. Current Rating: It can handle a continuous drain current (I_D) of up to 6A at a specified temperature, which allows it to manage significant power loads.

3. R_DS(on): The on-resistance (R_DS(on)) is low, typically around 0.8 ohms at a gate-source voltage (V_GS) of 10V. This low on-resistance contributes to reduced power losses during operation, enhancing overall efficiency.

4. Gate Threshold Voltage: The gate threshold voltage (V_GS(th)) is in the range of 2V to 4V, which allows for easy driving with standard logic levels.

5. Package Type: The device is available in a TO-220 package, which provides good thermal performance and is suitable for heat dissipation in high-power applications.

6. Thermal Characteristics: The STB6NK90ZT4 has a maximum junction temperature (T_j) of 150°C, allowing it to operate in demanding thermal environments.

7. Fast Switching: The MOSFET is designed for fast switching applications, which is beneficial in reducing switching losses in high-frequency circuits.

8. Applications: Common applications include power supplies, converters, inverters, and motor drivers, where high efficiency and reliability are essential.

Electrical Characteristics:

• V_DS (Max): 900V
• I_D (Max): 6A
• R_DS(on): 0.8Ω (typical at V_GS = 10V)
• V_GS(th): 2V to 4V
• T_j (Max): 150°C

Conclusion:

The STB6NK90ZT4 is a robust and efficient N-channel MOSFET suitable for a wide range of high-voltage applications. Its combination of high voltage rating, low on-resistance, and fast switching capabilities makes it an excellent choice for engineers looking to optimize power management and control in their designs.