STW14NK50Z STMicro 14A 500V N-Channel MOSFET, TO-220 Package

STW14NK50Z Overview

The STW14NK50Z is a high-voltage N-channel power MOSFET designed for efficient switching and power management in industrial and consumer electronics. With a 500V drain-to-source voltage rating and a low on-resistance, this transistor supports high-performance applications requiring fast switching speeds and robust avalanche energy capability. Its rugged planar technology ensures reliability under demanding operating conditions. Ideal for power conversion, motor control, and switched-mode power supplies, the device delivers optimized efficiency and thermal management. Designed and manufactured by IC Manufacturer, the STW14NK50Z balances performance and durability for engineers and sourcing specialists seeking cost-effective power semiconductor solutions.

STW14NK50Z Technical Specifications

STW14NK50Z Key Features

• High Voltage Capability: Rated for 500V drain-to-source voltage, enabling use in high-voltage switching applications and ensuring robust performance under demanding conditions.
• Low On-Resistance: With an on-resistance of 0.75??, the device minimizes conduction losses, improving system efficiency and reducing heat dissipation.
• Fast Switching Speed: The total gate charge of 33nC supports rapid switching cycles, making it suitable for high-frequency power conversion applications.
• Robust Avalanche Energy Handling: Designed with planar technology, it offers reliable avalanche energy tolerance for enhanced durability in inductive load switching.

Typical Applications

• Switched-mode power supplies requiring high voltage and efficient switching with minimal losses in industrial and consumer electronics.
• Motor control circuits benefiting from the device??s fast switching and strong avalanche ruggedness to ensure reliable operation.
• Power factor correction circuits where high voltage tolerance and low conduction resistance improve overall energy efficiency.
• Lighting ballasts and electronic transformers that demand stable performance under high-voltage transient conditions.

STW14NK50Z Advantages vs Typical Alternatives

This MOSFET offers a compelling balance of high voltage tolerance, low on-resistance, and fast switching capabilities compared to typical alternatives. Its rugged planar technology enhances reliability under avalanche conditions, reducing the risk of failure in inductive load applications. The combination of low gate charge and high current handling supports both efficiency and thermal management, making it an ideal choice for engineers focused on power density and system robustness.

STW14NK50Z Brand Info

The STW14NK50Z is manufactured by STMicroelectronics, a global leader in semiconductor technology renowned for innovation and quality in power electronics. STMicroelectronics specializes in MOSFETs designed for industrial, automotive, and consumer applications, delivering solutions that optimize performance and efficiency. The STW14NK50Z exemplifies the brand??s commitment to reliability and advanced planar MOSFET technology, ensuring robust operation in demanding electrical environments.

FAQ

What is the maximum voltage rating for the STW14NK50Z MOSFET?

The device supports a maximum drain-to-source voltage of 500V, making it suitable for high-voltage switching applications such as power supplies and motor drives where voltage handling capability is critical.

How does the on-resistance affect the MOSFET??s performance?

Low on-resistance (0.75