STFW45N65M5 - High Performance Power MOSFET by STMicroelectronics

The STFW45N65M5 from STMicroelectronics is a state-of-the-art power MOSFET designed to meet the high efficiency and reliability requirements of modern power applications. This advanced semiconductor device is part of the MDmesh™ M5 series, which integrates a fifth generation of STMicroelectronics' market-leading super-junction technology to provide an excellent on-resistance (R<sub>DS(on)) and gate charge (Q<sub>g) trade-off.

With a maximum continuous drain current (I<sub>D) of 45 A and a drain-source voltage (V<sub>DS) of 650 V, the STFW45N65M5 is well-suited for a wide range of high voltage applications. This includes power supplies, solar inverters, welding equipment, and other industrial applications where energy efficiency is paramount.

The MOSFET comes in a fully isolated TO-3PF package, which ensures easy mounting and safe handling during assembly. The package is designed to offer high creepage and clearance distances, meeting the requirements for industrial-grade installations.

Key features of the STFW45N65M5 include:

• Ultra-low on-resistance (R<sub>DS(on))
• High dv/dt capability and fast switching speed
• Low gate charge and input capacitance
• 100% avalanche tested, providing enhanced ruggedness
• Low thermal resistance, contributing to superior thermal performance
• High junction temperature capability (T<sub>J) for improved reliability

The device also features Zener-protected gate, which helps to withstand harsh operating conditions and ensures long-term reliability and stability. The STFW45N65M5 is designed to minimize conduction losses, improve efficiency, and reduce the environmental impact of the systems it powers.

STMicroelectronics' commitment to innovation is reflected in the STFW45N65M5, which is optimized for high-frequency switching applications. By choosing this power MOSFET, designers can achieve more efficient, compact, and cost-effective power conversion systems.

For detailed specifications, application notes, and additional resources, designers and engineers are encouraged to visit the official STMicroelectronics website or contact their sales and support team.