onsemi

FDPF51N25YDTU

FDPF51N25YDTU Description

The FDPF51N25YDTU from onsemi is an N-channel MOSFET designed for high-power switching applications, featuring a 250V drain-to-source voltage (Vdss) and 51A continuous drain current (Id) at 25°C (Tc). Part of the UniFET™ series, this device leverages advanced MOSFET (Metal Oxide) technology to deliver efficient power management with low conduction losses. Its low on-resistance (Rds On) of 60mOhm at 25.5A, 10V ensures minimal power dissipation, making it suitable for high-efficiency designs. The device is housed in a TO220F-3 package, offering robust thermal performance and ease of mounting via through-hole installation.

FDPF51N25YDTU Features

• High Voltage & Current Handling: 250V Vdss and 51A Id (Tc) for demanding applications.
• Low Rds On: 60mOhm at 10V gate drive, reducing conduction losses.
• Fast Switching: Gate charge (Qg) of 70nC @ 10V and input capacitance (Ciss) of 3410pF @ 25V ensure efficient switching performance.
• Robust Gate Drive: Supports ±30V Vgs (max), enhancing reliability in high-noise environments.
• Thermal Efficiency: 38W (Tc) power dissipation capability, paired with a TO220F-3 package for effective heat management.
• Compliance: ROHS3 compliant and REACH unaffected, meeting environmental standards.

FDPF51N25YDTU Applications

• Power Supplies: Ideal for SMPS (Switched-Mode Power Supplies) and DC-DC converters due to low Rds On and high switching efficiency.
• Motor Control: Suitable for H-bridge motor drivers and inverters in industrial automation.
• Energy Systems: Used in solar inverters and UPS (Uninterruptible Power Supplies) for high-voltage switching.
• Automotive: Applicable in electric vehicle (EV) power systems where high current and voltage tolerance are critical.

Conclusion of FDPF51N25YDTU

The FDPF51N25YDTU stands out as a high-performance N-channel MOSFET, combining low on-resistance, high current capability, and robust thermal design. While marked as obsolete, its specifications make it a reliable choice for legacy or niche applications requiring efficient power switching. Its TO220F-3 package and UniFET™ technology ensure compatibility with industrial, automotive, and energy systems, though designers should verify alternative modern equivalents for new projects.