IRF9540N – P-Channel Power MOSFET

Overview

IRF9540N – P-Channel Power MOSFET

Product Overview:

The IRF9540N is a P-Channel MOSFET designed for high-power switching applications. With its low on-resistance, high current handling, and fast switching capability, it is widely used in DC-DC converters, motor drivers, power management circuits, and industrial applications.

Key Specifications:

• Type: P-Channel MOSFET
• Drain-Source Voltage (Vds): -100V
• Continuous Drain Current (Id): -23A (at 25°C)
• Gate-Source Voltage (Vgs): ±20V
• Drain-Source On-Resistance (Rds On): 0.117Ω (at -10V Vgs)
• Total Gate Charge (Qg): 83nC
• Power Dissipation (Pd): 140W
• Operating Temperature Range: -55°C to 175°C
• Package Type: TO-220

Applications:

✔ Power Supply Switching – Used in DC-DC converters, UPS systems, and inverters.
✔ Motor Control & Drivers – Suitable for controlling motors, solenoids, and relays.
✔ Battery-Powered Circuits – Ideal for portable electronics, solar power applications.
✔ High-Current Load Switching – Used in industrial and automotive applications.

Features & Benefits:

✔ Low Rds(on) – Ensures efficient power conversion and minimal heat dissipation.
✔ High Current Handling (-23A) – Suitable for high-power applications.
✔ Fast Switching Speed – Improves overall circuit efficiency.
✔ Robust TO-220 Package – Provides excellent heat dissipation for reliable operation.

Equivalent & Alternative Parts:

• IRF4905 – Similar P-Channel MOSFET with slightly different characteristics.
• STP55PF06 – Alternative with higher current capability.