STMicroelectronics

STF140N6F7

STF140N6F7 Description

The STF140N6F7 from STMicroelectronics is a high-performance N-channel MOSFET designed for demanding power management applications. Part of the STripFET™ series, it features a 60V drain-to-source voltage (Vdss) and a continuous drain current (Id) of 70A at 25°C, making it suitable for high-current switching. With an ultra-low on-resistance (Rds(on)) of just 3.5mΩ at 10V gate drive, this MOSFET minimizes conduction losses, enhancing efficiency in power systems. Its 175°C maximum junction temperature (TJ) and 33W power dissipation (Tc) ensure robust thermal performance in harsh environments. Packaged in a TO-220FP through-hole format, it is optimized for ease of assembly and heat dissipation.

STF140N6F7 Features

• Low Rds(on): 3.5mΩ @ 35A, 10V reduces power losses and improves efficiency.
• High Current Handling: 70A continuous drain current (Id) supports high-power applications.
• Fast Switching: Gate charge (Qg) of 55nC @ 10V ensures quick transitions, ideal for high-frequency designs.
• Robust Thermal Performance: 175°C TJ and TO-220FP package enhance heat dissipation.
• Wide Gate-Source Voltage Range: ±20V Vgs(max) provides flexibility in drive circuitry.
• Reliable & Compliant: ROHS3, REACH Unaffected, ECCN EAR99 certified for global use.

STF140N6F7 Applications

This MOSFET excels in:

• DC-DC Converters: Efficient power conversion in industrial and automotive systems.
• Motor Drives: High-current switching for brushed/brushless motors.
• Power Supplies: Low-loss switching in SMPS and UPS units.
• Battery Management: Protection circuits and load switches in energy storage systems.
• Automotive Electronics: Engine control, LED drivers, and 48V mild-hybrid systems.

Conclusion of STF140N6F7

The STF140N6F7 combines low Rds(on), high current capability, and superior thermal performance, making it a standout choice for power electronics. Its STripFET™ technology ensures reliability in high-stress environments, while the TO-220FP package simplifies thermal management. Whether in industrial, automotive, or renewable energy systems, this MOSFET delivers efficiency, durability, and compliance with global standards. Engineers seeking a high-efficiency, high-power switching solution will find the STF140N6F7 an optimal fit.