STMicroelectronics

STS9NF3LL

STS9NF3LL Description

The STS9NF3LL is a high-performance N-Channel MOSFET from STMicroelectronics, designed for applications requiring robust power management and efficient switching. With a drain to source voltage (Vdss) of 30V and a continuous drain current (Id) of 9A at 25°C, this device is suitable for a wide range of power electronics applications. The STS9NF3LL is part of the STripFET™ II series, known for its excellent performance and reliability.

STS9NF3LL Features

• Technology: MOSFET (Metal Oxide) for reliable and efficient operation.
• Input Capacitance (Ciss): 800 pF @ 25 V, ensuring fast switching and minimal power loss.
• Gate Charge (Qg): 17 nC @ 5 V, contributing to high-speed switching capabilities.
• Rds On (Max): 19 mOhm @ 4.5A, 10V, providing low on-resistance for efficient power delivery.
• Vgs(th) (Max): 1V @ 250µA, allowing for easy gate drive and control.
• Operating Temperature: 150°C (TJ), suitable for high-temperature environments.
• Mounting Type: Surface Mount, facilitating integration into compact designs.
• Power Dissipation (Max): 2.5W (Tc), capable of handling significant power loads.
• REACH Status: REACH Unaffected, ensuring compliance with European chemical regulations.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.

STS9NF3LL Applications

The STS9NF3LL is ideal for applications where high power and efficient switching are critical. Some specific use cases include:

• Power Supplies: Due to its high Vdss and Id ratings, it is suitable for power supply designs.
• Motor Controls: The low Rds On and high Id make it an excellent choice for motor control applications.
• Industrial Automation: Its ability to handle high temperatures and power loads makes it suitable for industrial automation systems.
• Automotive Electronics: The STS9NF3LL can be used in various automotive electronic systems where reliability and performance are paramount.

Conclusion of STS9NF3LL

While the STS9NF3LL is an obsolete product, it was a high-performance MOSFET offering excellent specifications for its time. Its features such as high Vdss, low Rds On, and high Id make it a strong contender for applications requiring robust power management and efficient switching. Although it may no longer be in production, its legacy in the electronics industry is marked by its performance and reliability in demanding applications.