IRF9540NPBF Overview
The IRF9540NPBF is a robust P-channel MOSFET designed to deliver reliable performance in demanding industrial and power management applications. With its low on-resistance and high voltage capability, this component optimizes efficiency in switching circuits and load management systems. Its rugged construction and proven technology make it a preferred choice for engineers seeking dependable power control solutions. For sourcing and more information, visit IC Manufacturer.
IRF9540NPBF Technical Specifications
| Parameter | Value |
|---|---|
| Transistor Type | P-Channel MOSFET |
| Drain-Source Voltage (VDSS) | -100 V |
| Continuous Drain Current (ID) | -23 A |
| On-Resistance (RDS(on)) | 0.117 ?? |
| Gate-Source Voltage (VGS) | ?I20 V |
| Power Dissipation (PD) | 110 W |
| Operating Temperature Range | -55??C to 175??C |
| Package Type | TO-220AB |
| Polarity | P-Channel |
| Mounting Style | Through Hole |
IRF9540NPBF Key Features
- Low on-resistance of 0.117 ?? ensures minimal conduction losses, improving overall energy efficiency in power control circuits.
- High drain current capability up to -23 A allows support for demanding loads in industrial and automotive systems.
- Wide operating temperature range from -55??C to 175??C supports reliable operation in harsh environments and thermal conditions.
- Capable of handling up to -100 V drain-source voltage, providing flexibility for medium to high voltage switching applications.
- Rugged TO-220AB package enables easy mounting and robust mechanical stability for board-level integration.
IRF9540NPBF Advantages vs Typical Alternatives
This P-channel MOSFET offers reliable switching performance with low on-resistance for reduced power loss. Its high voltage and current ratings deliver superior load handling compared to many standard alternatives, while the robust package ensures thermal stability and easy integration within various applications. The result is improved efficiency and dependable operation in demanding environments.
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Typical Applications
- Power management circuits: The device is commonly used in load switching and power distribution modules where efficient switching and control of high-current loads are required, such as in industrial automation or motor control systems.
- DC-DC converters: Its low RDS(on) and high current rating make it well-suited for use in switching regulators and voltage step-down converters.
- Reverse polarity protection: The P-channel configuration allows the device to act as an effective reverse voltage protection switch in battery-powered designs.
- Automotive electronics: The robust thermal and electrical performance enables application in automotive circuits, such as relay replacements and electronic control units.
IRF9540NPBF Brand Info
This device is part of a trusted family of MOSFETs recognized for their consistent performance in both industrial and commercial settings. The IRF9540NPBF, featuring eco-friendly Pb-free packaging, meets industry standards for power efficiency and reliability. Its proven design and widespread adoption make it a go-to solution for engineers seeking a dependable P-channel MOSFET with versatile application potential.
FAQ
What is the maximum drain-source voltage supported by this P-channel MOSFET?
The device is rated for a maximum drain-source voltage of -100 V, making it suitable for medium to high voltage applications where robust switching is needed and voltage spikes may occur.
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Can the IRF9540NPBF handle high current loads continuously?
Yes, it supports a continuous drain current up to -23 A, which allows it to drive substantial loads in power distribution, motor control, and other demanding circuit designs without compromising reliability.
What makes this MOSFET suitable for harsh environments?
The component operates effectively over a wide temperature range from -55??C to 175??C, and its TO-220AB package offers solid mechanical stability and efficient heat dissipation for use in tough industrial or automotive settings.
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Why choose this MOSFET over N-channel alternatives for switching?
P-channel MOSFETs like this one simplify high-side switching by allowing the source to be connected to the positive supply, which is often easier to control in certain topologies compared to N-channel types.
Is the IRF9540NPBF suitable for modern lead-free manufacturing processes?
Yes, it is provided in a Pb-free package, complying with current environmental and regulatory standards, making it compatible with lead-free soldering and assembly lines.





