STMicroelectronics

STS9D8NH3LL

STS9D8NH3LL Description

The STS9D8NH3LL is a MOSFET (Metal Oxide) device from STMicroelectronics, specifically designed for high-performance applications. It belongs to the STripFET™ series and offers a unique combination of features that make it an ideal choice for various electronic circuits. With a maximum power rating of 2W and a drain-to-source voltage (Vdss) of 30V, this device is capable of handling high voltages and currents, making it suitable for a wide range of applications.

STS9D8NH3LL Features

• Operating Temperature: The STS9D8NH3LL can operate at a junction temperature (TJ) of up to 150°C, ensuring reliable performance in high-temperature environments.
• FET Feature: It features a logic level gate, which allows for easy integration with digital circuits and reduces the need for additional voltage level conversion components.
• Input Capacitance (Ciss): The maximum input capacitance is 857pF at 25V, ensuring fast switching speeds and low power consumption.
• Gate Charge (Qg): The maximum gate charge is 10nC at 4.5V, which contributes to the device's high-speed performance.
• Rds On (Max): The maximum on-resistance (Rds On) is 22mOhm at a drain current (Id) of 4A and a gate-source voltage (Vgs) of 10V, providing low conduction losses.
• Vgs(th) (Max): The maximum threshold voltage (Vgs(th)) is 1V at a drain current (Id) of 250µA, ensuring consistent device operation.
• Current - Continuous Drain (Id): The device can handle continuous drain currents of up to 8A and 9A at 25°C, making it suitable for high-current applications.
• Mounting Type: The STS9D8NH3LL is available in a surface mount package, which allows for compact and efficient board layouts.

STS9D8NH3LL Applications

The STS9D8NH3LL is an ideal choice for various applications, including:

1. Power Management: Due to its high voltage and current ratings, this device is well-suited for power management circuits in consumer electronics, industrial equipment, and automotive systems.
2. Motor Control: The STS9D8NH3LL can be used in motor control applications, such as brushless DC motors and stepper motors, where high voltage and current ratings are required.
3. Switching Applications: Its low on-resistance and high-speed performance make it suitable for high-efficiency switching applications, such as power supplies and battery management systems.
4. Automotive: The device's high operating temperature and robust performance make it suitable for automotive applications, such as engine control units and powertrain systems.

Conclusion of STS9D8NH3LL

The STS9D8NH3LL is a versatile MOSFET device from STMicroelectronics, offering a unique combination of high voltage, current, and speed capabilities. Its logic level gate feature and low on-resistance make it an ideal choice for a wide range of applications, including power management, motor control, switching applications, and automotive systems. However, it is important to note that this device is now considered obsolete, and alternative models should be considered for new designs.