STMicroelectronics STF16N90K5 MDmesh™ DK5 N-Channel MOSFET (900V, 15A, TO-220FP)

High-Performance Power Management with STF16N90K5 N-Channel MOSFET

Engineered for demanding industrial applications, the STF16N90K5 N-Channel MOSFET from STMicroelectronics represents the pinnacle of power semiconductor technology. Part of the renowned MDmesh™ DK5 series, this device combines exceptional electrical performance with robust thermal management capabilities. Designed for high-voltage switching applications, its 900V Vdss rating and 15A continuous drain current make it ideal for power supplies, motor drives, and lighting systems requiring reliable performance under extreme conditions.

Technical Excellence in Power Transistor Design

This TO-220FP packaged MOSFET leverages STMicroelectronics' advanced PowerMESH™ process technology to deliver industry-leading efficiency metrics. With a maximum Rds(on) of just 330mΩ at 7.5A and 10V Vgs, the device minimizes conduction losses while maintaining exceptional switching performance. The optimized gate charge (Qg) of 29.7nC at 10V enables rapid transitions, reducing switching losses in high-frequency applications. Its ±30V gate voltage tolerance provides design flexibility while ensuring robust operation in demanding environments.

Industrial Application Versatility

The STF16N90K5's through-hole TO-220FP package combines mechanical durability with excellent thermal dissipation characteristics. This makes it particularly suitable for industrial automation systems, renewable energy inverters, and high-voltage motor control applications. Its 30W power dissipation rating (at case temperature) ensures reliable operation in harsh environments, while the 1027pF input capacitance at 100V Vds enables efficient paralleling of multiple devices for higher current applications.

Design Advantages and System Benefits

Engineers will appreciate the device's 5V gate threshold voltage (at 100µA), which simplifies gate drive circuit design while maintaining compatibility with standard logic-level controllers. The MDmesh™ DK5 technology reduces switching losses by optimizing the trade-off between conduction and switching parameters, resulting in improved system efficiency and reduced thermal management requirements. With its 125-unit pricing starting at $7.23 and bulk availability of 18,000 units in stock, this component offers exceptional value for high-volume production applications.

Reliability and Longevity

Built to withstand extreme operating conditions, the STF16N90K5 features enhanced avalanche ruggedness and operates across the full industrial temperature range (-55°C to 150°C). The through-hole mounting configuration ensures mechanical stability in vibration-prone environments, while the TO-220-3 Full Pack case provides excellent electrical insulation and thermal coupling. These characteristics make it an ideal choice for mission-critical applications in industrial automation, smart grid infrastructure, and high-reliability power systems.

Tags: N-Channel MOSFET, High-Voltage Transistor, Power Electronics, Industrial Power Components, TO-220FP Package