The STFU14N80K5 is a high-performance N-channel Power MOSFET from STMicroelectronics, featuring state-of-the-art MDmesh™ K5 technology. This device is particularly suited for high-efficiency applications, providing an optimal balance between low on-resistance (R<sub>DS(on)) and high blocking voltage capabilities.

Key Features:

• High Voltage Rating: With a drain-source voltage (V<sub>DS) of 800V, the STFU14N80K5 is designed to handle high voltage applications, making it ideal for switch-mode power supplies, lighting, and power conversion systems.
• Low On-Resistance: The device boasts a typical on-resistance (R<sub>DS(on)) of just 0.22 Ohm, ensuring high efficiency and reduced power losses during operation.
• High Current Capacity: With a continuous drain current (I<sub>D) of 14 A, this MOSFET can handle significant power, suitable for a variety of demanding applications.
• TO-220FP Package: Encased in a fully molded TO-220FP package, the STFU14N80K5 offers excellent thermal performance and is easy to mount on a printed circuit board.
• 100% Avalanche Tested: Each device is rigorously tested for avalanche ruggedness, ensuring reliability and robustness in harsh conditions.
• Zener-Protected: The gate-source of this MOSFET is protected with a Zener diode, providing enhanced protection against overvoltage and easing the design of gate drive circuits.

Applications:

The STFU14N80K5 is versatile and can be used in a wide array of applications, including:

• LED and General Lighting
• Switching Power Supplies (SMPS)
• Power Factor Correction (PFC) Circuits
• AC-DC Converters
• High-Efficiency DC-DC Converters

With its robust design and advanced technology, the STFU14N80K5 from STMicroelectronics represents a superior choice for designers looking to enhance efficiency, reduce power dissipation, and achieve high reliability in their power management and conversion applications.