STW38N65M5-4 - STMicroelectronics

The STW38N65M5-4 is a high-performance N-channel Power MOSFET produced by STMicroelectronics, a leader in the semiconductor industry. This MOSFET is part of the MDmesh™ M5 series, which stands out for its exceptional efficiency, making it suitable for a wide range of power applications, including switched-mode power supplies (SMPS), lighting, welding, and high-performance drives.

Key Features

• Low On-Resistance (R<sub>DS(on)): The STW38N65M5-4 boasts a low on-resistance, which minimizes conduction losses and enhances overall efficiency.
• High Voltage Rating: With a maximum drain-source voltage (V<sub>DS) of 650V, this MOSFET can handle high voltage applications with ease.
• High Current Capability: The device can support a continuous drain current (I<sub>D) of up to 31A, making it suitable for high current scenarios.
• Fast Switching Speed: Fast switching characteristics ensure reduced switching losses and are ideal for high-frequency power converters.
• Low Gate Charge (Q<sub>g): A low gate charge facilitates faster switching and reduced driving power.
• 100% Avalanche Tested: Ensuring reliability and robustness in harsh conditions, the MOSFET is guaranteed to withstand repetitive avalanche events.
• Zener-Protected: The gate-source is protected with an integrated Zener diode, which provides protection against electrostatic discharge (ESD) and enhances ruggedness.

Applications

The STW38N65M5-4 is designed for a variety of applications where power efficiency and reliability are critical. It can be used in:

• Switched Mode Power Supplies (SMPS)
• Power Factor Correction (PFC) circuits
• LED Lighting solutions
• High-performance DC-AC inverters for solar energy systems
• Welding equipment
• Electric vehicle charging stations
• Uninterruptible Power Supplies (UPS)

With its advanced technology and robust design, the STW38N65M5-4 is a solid choice for designers looking to improve system efficiency and reliability in high-voltage and high-power applications.