STMicroelectronics STW15NK50Z MOSFET 500V 14A TO-247-3

STW15NK50Z MOSFET: High-Performance Power Management for Demanding Applications

In the realm of power electronics, the STW15NK50Z MOSFET from STMicroelectronics stands as a benchmark for reliability and efficiency. This N-Channel SuperMESH™ device, engineered with advanced MOSFET technology, delivers exceptional performance in high-voltage applications. With its 500V rating and robust 14A continuous drain current capability, this component is tailored for engineers seeking precision and durability in industrial power systems.

Technical Excellence in Power Discrete Design

The STW15NK50Z's specifications highlight its engineering prowess. Operating at a maximum drain-source voltage of 500V, this TO-247-3 packaged MOSFET maintains a remarkably low on-state resistance of just 340mΩ at 10V gate-source voltage. Its gate charge characteristic of 106nC at 10V ensures rapid switching transitions, minimizing power losses in high-frequency circuits. The device's thermal stability is further enhanced by its ±30V gate voltage tolerance and 160W maximum power dissipation rating.

Key electrical parameters include:

Industrial Applications and System Integration

Designed for industrial environments, this STMicroelectronics MOSFET excels in motor control systems, power supplies, and industrial automation equipment. Its -50°C to 150°C operating temperature range ensures stability in harsh environments, while the through-hole TO-247-3 package provides excellent thermal management for sustained performance. The device's SuperMESH™ technology optimizes the balance between conduction and switching losses, making it ideal for:

• Switching power supplies (SMPS)
• Motor drive inverters
• Industrial HVAC systems
• High-voltage DC-DC converters

Performance Advantages Over Competing Devices

When compared to alternative solutions in the 500V power MOSFET category, the STW15NK50Z demonstrates clear advantages. Its combination of low on-resistance and optimized gate charge delivers up to 15% lower switching losses than conventional devices. The 2260pF input capacitance at 25V further enhances its high-frequency performance, while the 4.5V gate threshold voltage ensures compatibility with standard logic-level drivers.

Engineers will appreciate the device's inherent reliability features, including avalanche energy ratings and short-circuit withstand capability. These characteristics make it particularly suitable for critical applications where system longevity and fault tolerance are paramount.

For design engineers seeking to optimize their power circuits, the STW15NK50Z offers a compelling combination of electrical performance and thermal management. Its datasheet specifications translate directly into real-world benefits: reduced component temperatures, higher system efficiency, and lower overall power losses. When integrated into modern power architectures, this device enables:

• Increased energy efficiency in industrial equipment
• Reduced heatsinking requirements
• Improved reliability through lower operating temperatures
• Enhanced switching performance in high-frequency designs

Why Choose STMicroelectronics' SuperMESH™ Technology?

As part of STMicroelectronics' renowned SuperMESH™ family, the STW15NK50Z benefits from decades of process innovation. This advanced manufacturing technology creates an optimal cell structure that minimizes the trade-offs between conduction and switching losses. The result is a device that delivers superior performance across multiple parameters while maintaining the ruggedness required for industrial applications.

When selecting power MOSFETs for new designs, engineers should consider the STW15NK50Z's proven track record in demanding applications. Its combination of electrical characteristics, thermal performance, and reliability makes it a compelling choice for systems requiring:

• High-voltage power switching
• Efficient motor control solutions
• Robust industrial power supplies
• High-reliability automotive applications

As a trusted STMicroelectronics component, this MOSFET undergoes rigorous quality testing to ensure compliance with industry standards. Its TO-247-3 package format offers excellent thermal dissipation capabilities while maintaining compatibility with standard PCB mounting processes.

Tags: Power MOSFET, High Voltage, STMicroelectronics, TO-247, Industrial Electronics