STP11NK40ZFP - N-Channel MOSFET by STMicroelectronics

The STP11NK40ZFP is a high-performance N-Channel MOSFET designed and manufactured by STMicroelectronics, a leader in semiconductor solutions. This MOSFET is part of ST's MDmesh™ series, which is renowned for its excellent on-state resistance and high switching performance. The device is specifically engineered to address the efficiency and power-density demands of modern electronic applications.

Key Features

• High Voltage Capability: The STP11NK40ZFP operates at a drain-source voltage (V_DS) of 400V, making it suitable for high voltage applications.
• Low On-Resistance: With an on-resistance (R_DS(on)) of only 0.85 Ω, this MOSFET ensures minimal power loss and improved efficiency in circuits.
• High Current Rating: The device supports a continuous drain current (I_D) of up to 9.4 A, allowing it to handle significant power loads.
• Zener-Protected Gate: The gate of the STP11NK40ZFP is protected by a Zener diode, providing enhanced protection against electrostatic discharge (ESD) and voltage spikes.
• Low Gate Charge: A reduced gate charge (Q_g) enables faster switching speeds, which is critical for high-frequency applications.
• 100% Avalanche Tested: Ensuring reliability and robustness, each device is tested for avalanche energy (E_AS) capability.

Applications

The STP11NK40ZFP is versatile and can be used in a variety of applications, including:

• Switching regulators
• Switching converters
• Motor drivers
• Power management solutions
• LED lighting applications

Package and Environmental Compliance

The MOSFET is housed in a TO-220FP package, which provides a good balance between thermal performance and space-saving on the PCB. Additionally, this product is compliant with the RoHS directive, ensuring it meets current environmental standards for restriction of hazardous substances.

Conclusion

The STP11NK40ZFP is an excellent choice for designers looking for a robust, high-voltage N-Channel MOSFET. With its low on-resistance, high current capability, and fast switching performance, it can significantly enhance the efficiency and reliability of a wide range of power applications.