STMicroelectronics STD790AT4 - N-Channel MOSFET

The STD790AT4 is a high-performance N-channel MOSFET from STMicroelectronics, a leader in semiconductor solutions. This power MOSFET is designed to deliver the best in efficiency and reliability for a wide range of applications, including switch-mode power supplies, motor control, and general-purpose switching circuits.

Key Features

• Low Threshold Voltage: The STD790AT4 features a low threshold voltage, making it suitable for low voltage applications and ensuring efficient operation at lower gate voltages.
• High Current Capability: With a continuous drain current rating of up to 40A, this MOSFET can handle high current loads, making it ideal for power-intensive applications.
• Low On-Resistance: The low on-resistance (R<sub>DS(on)) minimizes conduction losses and improves overall efficiency, which is critical for power management in electronic devices.
• Enhanced Durability: The device is encapsulated in a robust surface-mount package, providing excellent thermal and mechanical durability.
• 100% Avalanche Tested: This ensures that the STD790AT4 is reliable and can withstand high-energy pulses in avalanche and commutation modes.

Applications

The versatility of the STD790AT4 MOSFET makes it suitable for a broad range of applications, including:

• Power Supply Units (PSUs)
• DC-DC Converters
• Motor Drives
• Automotive Applications
• Power Management Systems
• LED Lighting

Technical Specifications

Some of the technical specifications of the STD790AT4 include a drain-source voltage (V<sub>DSS) of 60V, gate-source voltage (V<sub>GSS) of ±20V, and a maximum junction temperature of 150°C. The device also features a fast switching speed, which is essential for high-frequency applications.

The STD790AT4 from STMicroelectronics represents a blend of performance, efficiency, and reliability, making it an excellent choice for designers looking to optimize their power management solutions.