The STW21NM50N is a high-performance, N-channel Power MOSFET produced by STMicroelectronics, designed to deliver efficiency and reliability in a wide range of applications. This device is part of the MDmesh™ series, which is well-known for its excellent on-state resistance (R<sub>DS(on)) and switching performance, making it suitable for high-efficiency power conversion applications.

Key Features

• High Voltage Capability: The STW21NM50N can handle up to 500V, making it ideal for high voltage applications.
• Low On-Resistance: With an R<sub>DS(on) of only 0.19 Ω, this MOSFET ensures minimal power loss and high efficiency.
• High Current Handling: This device can support a continuous drain current (I<sub>D) of up to 21A, suitable for handling high current loads.
• Low Gate Charge: The low gate charge (Q<sub>g) allows for faster switching speeds, which is critical for power conversion applications.
• 100% Avalanche Tested: Each unit is guaranteed to withstand stress in avalanche and commutation modes, ensuring reliability and longevity.
• Zener-protected: The built-in gate-source Zener diodes provide protection against electrostatic discharge (ESD).

Applications

The STW21NM50N is versatile and can be used in various power applications, including:

• Switch Mode Power Supplies (SMPS)
• High-efficiency DC/DC converters
• Motor control
• LED Lighting
• Welding equipment

Quality and Environmental Compliance

STMicroelectronics is committed to providing environmentally friendly products. The STW21NM50N is compliant with RoHS (Restriction of Hazardous Substances) and is designed to meet the highest standards of quality and reliability. This commitment ensures that the product is suitable for use in sensitive applications where environmental considerations are paramount.

Whether you are designing a new power supply unit or upgrading an existing system, the STW21NM50N MOSFET from STMicroelectronics offers the performance and reliability needed to create efficient, high-performance power conversion solutions.