STP7NK40 - STMicroelectronics

The STP7NK40 from STMicroelectronics is a robust and high-performance N-channel Power MOSFET that is designed to deliver efficient power management and conversion. This component is part of ST's MDmesh™ series, which is renowned for its excellent on-state resistance and high switching speeds. The STP7NK40 is particularly well-suited for applications that require high power density and energy efficiency, such as switch-mode power supplies, lighting applications, DC-DC converters, and high-efficiency power management systems.

Key Features

• High Blocking Voltage: With a maximum V<sub>DS of 400V, the STP7NK40 is capable of handling high voltage applications, making it a versatile choice for various electronic circuits.
• Low On-Resistance: The device offers an extremely low on-state resistance (R<sub>DS(on)), which translates to reduced conduction losses and improved overall efficiency.
• High Current Capacity: It supports a continuous drain current (I<sub>D) of up to 6.4A, allowing it to drive high current loads with ease.
• Low Gate Charge: The MOSFET features a low gate charge (Q<sub>g), which enhances its switching performance and reduces switching losses.
• 100% Avalanche Tested: This ensures that the STP7NK40 can withstand high-energy pulses, providing reliability and robustness in harsh environments.
• Zener-Protected Gate: The built-in gate protection zener diode shields the gate against overvoltage, enhancing the device's durability.

Applications

The STP7NK40's performance characteristics make it suitable for a wide range of applications, including:

• LED Lighting Drivers
• Switching Regulators
• Motor Control Circuits
• Power Factor Correction (PFC) Schemes
• Inverters and Converters
• Power Supplies for Consumer Electronics

With its combination of high voltage capability, low on-resistance, and fast switching speeds, the STP7NK40 is an excellent choice for designers looking to optimize their power systems for efficiency and reliability. As with all STMicroelectronics products, this Power MOSFET is manufactured to the highest quality standards, ensuring consistent performance and longevity in your applications.