STMicroelectronics

STP140NF55

STP140NF55 Description

The STP140NF55 is a high-performance N-Channel MOSFET from STMicroelectronics, designed for power applications requiring high efficiency and reliability. With a drain-source voltage (Vdss) of 55V and a continuous drain current (Id) of 80A at 25°C, this device is suitable for a wide range of applications. The STP140NF55 features a low on-resistance (Rds(on)) of 8mΩ at 40A and 10V, ensuring minimal power dissipation and high efficiency. The device is mounted in a through-hole TO220AB package, making it ideal for applications requiring high power dissipation.

STP140NF55 Features

• Low On-Resistance (Rds(on)): 8mΩ at 40A and 10V, ensuring minimal power dissipation and high efficiency.
• High Drain-Source Voltage (Vdss): 55V, suitable for high-voltage applications.
• Continuous Drain Current (Id): 80A at 25°C, capable of handling high current loads.
• Low Gate Charge (Qg): 142nC at 10V, reducing switching losses and improving efficiency.
• Low Input Capacitance (Ciss): 5300pF at 25V, minimizing parasitic capacitance and improving high-frequency performance.
• Robust Gate Drive Voltage (Vgs): ±20V, providing flexibility in gate drive circuit design.
• REACH Unaffected and RoHS3 Compliant: Ensuring environmental compliance and reducing the risk of regulatory non-compliance.

STP140NF55 Applications

The STP140NF55 is ideal for various high-power applications, including:

1. Power Supplies: Due to its high voltage and current ratings, the STP140NF55 is suitable for power supply applications, such as switching power supplies and battery chargers.
2. Industrial Control: The device's high current and voltage ratings make it suitable for motor control and other industrial control applications.
3. Automotive Applications: The STP140NF55 can be used in automotive applications, such as electric power steering and battery management systems, where high reliability and efficiency are critical.
4. RF Power Amplifiers: The low on-resistance and high voltage ratings make the STP140NF55 suitable for RF power amplifiers in communication systems.

Conclusion of STP140NF55

The STP140NF55 is a high-performance N-Channel MOSFET from STMicroelectronics, offering a combination of high voltage, current, and efficiency. Its low on-resistance, low gate charge, and low input capacitance make it an ideal choice for high-power applications requiring high efficiency and reliability. With its REACH unaffected and RoHS3 compliant status, the STP140NF55 is an environmentally friendly solution for power electronics applications.