IRF634 MOSFET (250V, 8.1A)

Overview

The IRF634 is an N-channel power MOSFET engineered for high-voltage switching and amplification applications. With a 250V drain-source voltage and 8.1A continuous drain current, this TO-220 packaged transistor delivers reliable performance in power supplies, motor controllers, and various power management circuits. Its low on-resistance ensures efficient operation, making it a go-to choice for hobbyists and professionals in Egypt.

Key Features

• High Voltage Capability: 250V drain-source voltage handles demanding power applications.
• Current Handling: 8.1A continuous drain current supports robust loads.
• Low On-Resistance: Minimizes power loss and heat generation for better efficiency.
• TO-220 Package: Standard, easy-to-mount package with excellent thermal performance.
• N-Channel Enhancement Mode: Simple drive circuitry with positive gate voltage.
• Fast Switching Speed: Suitable for PWM and high-frequency applications.

Technical Specifications

• Drain-Source Voltage (VDS): 250V
• Continuous Drain Current (ID): 8.1A
• Package: TO-220
• Type: N-Channel Enhancement Mode
• Gate-Source Voltage (VGS): ±20V
• On-Resistance (RDS(on)): Typically 0.4Ω at VGS=10V
• Power Dissipation: 75W (Tc=25°C)
• Operating Temperature Range: -55°C to +150°C

Applications & Use Cases

• Power Supplies: Switching regulators, DC-DC converters, and inverters.
• Motor Control: Speed control for DC motors and stepper drivers.
• Lighting: LED drivers and high-power lighting systems.
• Audio Amplifiers: Output stages for high-fidelity audio.
• Battery Management: Load switching and protection circuits.
• Robotics: Power distribution and actuator control.

What's Included

• 1x IRF634 MOSFET (TO-220 package)

Compatibility

• Compatible with standard breadboards and PCBs via TO-220 mounting.
• Works with microcontrollers like Arduino, ESP32, and Raspberry Pi when driven via a gate driver or MOSFET driver IC.
• Suitable as a drop-in replacement for other 250V N-channel MOSFETs in similar packages.

MOKWN Recommendation

The IRF634 is a solid choice for Egyptian makers and engineers working on power electronics projects. Its high voltage rating and decent current handling make it versatile for various applications. For higher current needs, consider the IRF540 or IRFZ44N; for lower power, IRF510 is a good alternative. Always ensure proper heat sinking when operating at high currents.