Power MOSFET Vishay IRFP9140 P-channel, through-hole package, IRFP9140PBF

Vishay IRFP9140 P-channel power MOSFET in a through-hole TO-247AC package is designed for power switching and amplification tasks in electronic circuits. The device supports dynamic dV/dt conditions and is rated for repetitive avalanche, making it suitable for applications that require robust transient and avalanche performance. Typical uses include load switching, voltage regulation, motor driver stages, and analog power stages where a P-channel MOSFET is required.

Advantages

The IRFP9140PBF offers P-channel topology in a sturdy through-hole TO-247AC package, simplifying mounting and thermal handling in discrete power designs. Its dynamic dV/dt rating helps maintain stable operation during fast voltage transitions, while repetitive avalanche rating provides resilience against occasional energy bursts. The through-hole form factor facilitates replacement, prototyping, and use in assemblies with higher heat dissipation demands.

Suitable for

• Load switching in power distribution circuits
• High-side switching in DC power systems
• Motor driver power stages and H-bridge designs
• Analog power stages and discrete amplification
• Voltage regulation and power-management circuits

Key specifications

• Device type: P-channel power MOSFET
• Package: Through-hole TO-247AC
• Dynamic dV/dt rating: suitable for fast voltage transitions
• Avalanche capability: repetitive avalanche rated for transient energy handling
• Mounting style: through-hole for enhanced thermal conduction and mechanical stability

How to use

Place the IRFP9140PBF in the appropriate TO-247AC footprint on the PCB, ensuring correct orientation of the drain, gate, and source terminals according to your circuit schematic. Use proper gate drive levels for a P-channel MOSFET and provide adequate gate protection (resistor or driver) to prevent undesired switching. Ensure the device is mounted to a suitable heatsink or copper area to manage power dissipation; observe safe operating area and thermal limits when designing the circuit. Follow standard ESD precautions when handling the MOSFET.

Usage recommendations

For reliable performance, verify gate biasing and switching speeds to match the device's dynamic dV/dt capability, and include transient protection where repetitive avalanche events are expected. Use appropriate thermal management, such as a heatsink or thermal pad, when operating at elevated currents or power levels.