STMicroelectronics

STB9NK50ZT4

STB9NK50ZT4 Description

The STB9NK50ZT4 is a high-performance N-Channel MOSFET from STMicroelectronics, designed for applications requiring high voltage and current handling capabilities. With a drain-to-source voltage (Vdss) of 500V and a continuous drain current (Id) of 7.2A at 25°C, this device is suitable for a wide range of power electronics applications. The STB9NK50ZT4 is part of the SuperMESH™ series, known for their excellent performance and reliability.

STB9NK50ZT4 Features

• High Voltage and Current Handling: The STB9NK50ZT4 can handle a drain-to-source voltage of up to 500V and a continuous drain current of 7.2A at 25°C, making it suitable for high-power applications.
• Low On-Resistance: The device has a maximum on-resistance (Rds On) of 850mOhm at a drain current of 3.6A and a gate-source voltage of 10V, resulting in lower power dissipation and higher efficiency.
• Fast Switching Speed: With a maximum gate threshold voltage (Vgs(th)) of 4.5V at 100µA, the STB9NK50ZT4 offers fast switching capabilities, reducing switching losses and improving overall performance.
• Low Gate Charge: The maximum gate charge (Qg) is 32nC at a gate-source voltage of 10V, which reduces the gate drive power requirements and improves efficiency.
• Robust Package: The D2PAK package provides excellent thermal performance and mechanical robustness, making it suitable for power electronics applications.
• Compliance and Environmental: The STB9NK50ZT4 is compliant with RoHS3 and REACH regulations, making it suitable for environmentally conscious designs.

STB9NK50ZT4 Applications

The STB9NK50ZT4 is ideal for a variety of power electronics applications, including:

• Power Supplies: Due to its high voltage and current handling capabilities, the STB9NK50ZT4 is well-suited for power supply designs, such as switch-mode power supplies (SMPS) and power factor correction (PFC) circuits.
• Motor Drives: The device's low on-resistance and fast switching speed make it suitable for motor drive applications, including brushless DC (BLDC) motors and stepper motors.
• Industrial Control: The STB9NK50ZT4 can be used in industrial control applications, such as motor control and power distribution systems, where high voltage and current handling are required.
• Automotive Electronics: The device's robustness and compliance with environmental regulations make it suitable for automotive electronics applications, such as electric vehicle (EV) chargers and power management systems.

Conclusion of STB9NK50ZT4

The STB9NK50ZT4 is a versatile and high-performance N-Channel MOSFET from STMicroelectronics, offering excellent voltage and current handling capabilities, low on-resistance, and fast switching speed. Its robust D2PAK package and compliance with environmental regulations make it suitable for a wide range of power electronics applications, including power supplies, motor drives, industrial control, and automotive electronics. With its unique features and advantages over similar models, the STB9NK50ZT4 is an ideal choice for designers looking for a reliable and efficient solution in their power electronics projects.