IRF9540N MOSFET (100V, 19A)

Overview

Meet the IRF9540N, a high-performance P-Channel Power MOSFET designed to deliver reliable and efficient power switching in your electronic projects. With a robust 100V drain-source voltage and a continuous drain current of 19A, this MOSFET is a workhorse for applications requiring high-side switching, motor control, and power management. Housed in the industry-standard TO-220AB package, it offers excellent thermal performance and easy mounting, making it a go-to choice for hobbyists, students, and professionals alike.

Key Features

• P-Channel Enhancement Mode: Ideal for high-side switching applications, simplifying drive circuits.
• High Current Capability: Handles up to 19A continuous drain current, suitable for demanding loads.
• 100V Drain-Source Voltage: Provides a generous voltage rating for a wide range of power supplies and motor circuits.
• Low On-Resistance (RDS(on)): Minimizes conduction losses, improving overall efficiency.
• Fast Switching Speed: Optimized for PWM applications, reducing switching losses.
• TO-220AB Package: Standard package with excellent heat dissipation and easy PCB or heatsink mounting.

Technical Specifications

• Type: P-Channel MOSFET
• Drain-Source Voltage (VDS): -100V
• Continuous Drain Current (ID): -19A (at 25°C)
• On-Resistance (RDS(on)): 0.2Ω (max) at VGS = -10V
• Gate-Source Voltage (VGS): ±20V
• Total Gate Charge (Qg): 60nC (typical)
• Operating Temperature Range: -55°C to +175°C
• Package: TO-220AB

Applications & Use Cases

• Motor Control: Ideal for driving DC motors, stepper motors, and brushless DC motors in robotics and automation.
• Power Supply Switching: Use in buck/boost converters, voltage regulators, and load switching.
• Battery Management: Suitable for battery protection circuits and power path management.
• High-Side Switching: Perfect for applications where the load is grounded, such as LED drivers and solenoid control.
• Inverters and H-Bridges: Combine with N-channel MOSFETs to create efficient H-bridge circuits for bidirectional motor control.

What's Included

• 1x IRF9540N Power MOSFET (TO-220AB)

Compatibility

• Compatible with standard breadboards, PCBs, and heatsinks designed for TO-220 packages.
• Works with Arduino, Raspberry Pi, and other microcontrollers when driven via a suitable gate driver or logic-level buffer (since it requires VGS of -10V for full enhancement).
• Can be used as a replacement for other P-channel MOSFETs with similar ratings (e.g., IRF9540).

MOKWN Recommendation

For your high-side switching and motor control projects, the IRF9540N is a dependable choice. We recommend pairing it with a proper gate driver and adding a flyback diode when driving inductive loads to protect against voltage spikes. Whether you're building a robot, a power supply, or a smart home device, this MOSFET delivers the performance you need. Order now from MOKWN and get your project powered with confidence!