STP9NK50ZFP N-Channel MOSFET 500V 9A TO-220F Package by STMicroelectronics

STP9NK50ZFP Overview

The STP9NK50ZFP is a high-voltage N-channel power MOSFET designed to deliver efficient switching performance in demanding industrial and power management applications. Featuring a maximum drain-to-source voltage of 500V and low on-resistance, this device supports high current loads with minimized conduction losses. Its robust avalanche energy rating enhances reliability under transient conditions, making it suitable for use in power supplies, motor drives, and lighting systems. Optimized for fast switching and thermal stability, it offers engineers a reliable solution for improving system efficiency and durability. For more detailed technical resources, visit IC Manufacturer.

STP9NK50ZFP Technical Specifications

STP9NK50ZFP Key Features

• High Voltage Capability: Supports up to 500 V drain-to-source voltage, enabling use in high-voltage power conversion systems.
• Low On-Resistance: Minimizes conduction losses, improving energy efficiency and reducing heat generation in power circuits.
• Robust Avalanche Energy Rating: Enhances device reliability during voltage spikes and transient conditions, protecting downstream components.
• Fast Switching Performance: Optimized gate charge and threshold voltages allow for efficient switching, reducing switching losses.

Typical Applications

• Switching power supplies and DC-DC converters requiring efficient high-voltage MOSFETs for energy management and thermal control.
• Motor control circuits in industrial automation systems where reliable high-current switching is critical.
• Lighting ballast circuits that benefit from high voltage tolerance and low switching losses.
• Power factor correction (PFC) stages in power electronics to improve overall system efficiency and compliance with regulations.

STP9NK50ZFP Advantages vs Typical Alternatives

This device stands out for its combination of high voltage rating and low on-resistance, which reduces power dissipation and enhances efficiency. Compared to typical MOSFETs in similar classes, it offers improved avalanche energy handling, increasing robustness in transient conditions. Its fast switching characteristics enable better thermal management and system integration, making it a superior choice for industrial power applications requiring reliability and performance.

STP9NK50ZFP Brand Info

The STP9NK50ZFP is manufactured by STMicroelectronics, a global leader in semiconductor technology and power management solutions. STMicroelectronics is renowned for its innovation in MOSFET design, delivering devices that balance efficiency, robustness, and ease of integration. This MOSFET is part of their high-voltage discrete transistor portfolio, aimed at industrial and automotive sectors where performance and reliability are essential.

FAQ

What is the maximum voltage rating for this MOSFET?

The device is rated for a maximum drain-to-source voltage of 500 V, which allows it to operate safely in high-voltage environments common in power supplies and industrial controls.

How does the on-resistance affect efficiency in typical applications?

Lower on-resistance reduces conduction losses during operation, improving overall energy efficiency and decreasing heat generation. This helps in achieving better thermal management and longer device lifespan.

What package type is used for this MOSFET, and why is it important?

The MOS