Part Number:IRF540NPBF

Manufacturer: Infineon Technologies

Description: MOSFET N-CH 100V 33A TO220AB

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of IRF540NPBF

Datasheet  IRF540NPBF datasheet
Category Discrete Semiconductor Products
Family Transistors – FETs, MOSFETs – Single
Manufacturer Infineon Technologies
Series HEXFET?
Packaging Tube
FET Type MOSFET N-Channel, Metal Oxide
FET Feature Standard
Drain to Source Voltage (Vdss) 100V
Current – Continuous Drain (Id) @ 25°C 33A (Tc)
Rds On (Max) @ Id, Vgs 44 mOhm @ 16A, 10V
Vgs(th) (Max) @ Id 4V @ 250μA
Gate Charge (Qg) @ Vgs 71nC @ 10V
Input Capacitance (Ciss) @ Vds 1960pF @ 25V
Power – Max 130W
Operating Temperature -55°C ~ 175°C (TJ)
Mounting Type Through Hole
Package / Case TO-220-3
Supplier Device Package TO-220AB


When it comes to electronics and power management, the term “IRF540NPBF” is one that engineers and designers recognize and respect. International Rectifier’s cutting-edge HEXFET® Power MOSFET has helped the company solidify its position as a dominant force in the field of power semiconductors. In this extensive tutorial, we will explore the capabilities and potential of the IRF540NPBF by delving into its features, benefits, and applications. This will provide you with a full grasp of the IRF540NPBF’s capabilities.

Introduction to IRF540NPBF

The IRF540NPBF is a Power MOSFET that delivers great performance by utilizing sophisticated processing techniques in order to accomplish this. Let’s take a look at its most important characteristics and the reasons why it has become the option of choice for professionals working in a wide variety of fields.

Advanced Process Technology

The fact that the IRF540NPBF makes use of cutting-edge process technology is one of the product’s most notable characteristics. This method makes it possible for the MOSFET to achieve an exceptionally low on-resistance relative to the amount of silicon that it uses. In everyday parlance, this translates to effective management of power and decreased loss of power through waste.

● Ultra Low On-Resistance

The ultra-low on-resistance of the MOSFET is a significant step forward in the design process. It means that there will be very little voltage drop across the device, which will result in increased efficiency and a decrease in the amount of heat produced. In applications in which there is a requirement to use as little power as possible, this is a very important consideration.

● Dynamic dv/dt Rating

The IRF540NPBF is able to withstand rapid voltage shifts, as evidenced by its dynamic dv/dt rating, which is a measurement of its capabilities. Due to the fact that this function guarantees a consistent and reliable performance in high-frequency applications, it is ideal for a diverse range of switching scenarios.

● High Operating Temperature

The IRF540NPBF is able to function normally at temperatures as high as 175 degrees Celsius because it has an operating temperature of that same number. This quality is absolutely necessary in high-pressure industrial settings where there is a high probability of temperature extremes.


The IRF540NPBF is useful for a wide variety of different applications due to the fact that it possesses highly developed features and a solidly constructed construction. Because of its adaptability, it is frequently the component of choice for electronic system designers and engineers who are searching for ways to improve the functionality and productivity of their products. Examples of some noteworthy uses include the following:

1. Motor Control

Applications that require motor control are ideal for the IRF540NPBF’s capabilities. This MOSFET performs exceptionally well at precisely managing the speed and direction of motors, making it ideal for use in a variety of applications, including industrial automation, robotics, and automotive system control.

2. Power Supplies

In order to effectively manage and distribute electrical power, power supply units need to contain components that can be relied upon. Because of its low on-resistance, rapid switching, and high temperature tolerance, the IRF540NPBF is a good choice for use in power supply designs. This helps to ensure that power is delivered in a manner that is both efficient and stable.

3. Inverters

Inverters are an essential component for the process of converting direct current (DC) power into alternating current (AC) power for a wide range of applications, including uninterruptible power supply (UPS) and solar energy systems. Inverter performance that is efficient and reliable can be attributed, in part, to the fast switching capabilities of the IRF540NPBF and its low thermal resistance.

4. Amplifiers

Amplifiers, both audio and RF, can benefit from the IRF540NPBF’s rapid switching speed as well as its low on-resistance. This MOSFET is capable of amplifying signals very well while reducing both the amount of distortion and the amount of power that is lost.

5. DC-DC Converters

DC-DC converters are absolutely necessary in order to convert from one voltage level to another in an effective manner. The dynamic dv/dt rating and low on-resistance of the IRF540NPBF play a significant part in optimizing the conversion process, which makes it appropriate for a wide variety of applications involving DC-DC converters. Both of these characteristics contribute to the IRF540NPBF’s ability to optimize the conversion process.

6. Switching Regulators

Electronic systems often employ switching regulators as a method for accomplishing the task of efficiently regulating voltage levels. Because of its fast switching and low on-resistance, the IRF540NPBF contributes to the design of high-efficiency switching regulators, which in turn reduces the amount of power that is wasted and the amount of heat that is generated.

7. Battery Management Systems

Battery management systems, often known as BMS, are absolutely necessary for the monitoring and protection of batteries in applications such as portable devices, electric cars, and energy storage for renewable sources. Because of its low thermal resistance and high reliability, the IRF540NPBF is a great choice for use in BMS applications, which helps to ensure that battery operations are carried out in the most effective manner possible.

These are but a few instances out of the vast number of possible uses for the IRF540NPBF; it has a wide range of potential applications. Because of its advanced characteristics and adaptability, it is a component that can be utilized across a wide range of sectors to improve the performance and dependability of electronic systems in those industries. The features of the IRF540NPBF can be used by engineers and designers to effectively satisfy the requirements of the individual projects and applications they are working on.


Finally, the IRF540NPBF is a cutting-edge HEXFET® Power MOSFET that combines cutting-edge technology, ultra-low on-resistance, and quick switching to create an efficient and dependable electronic component for a wide range of applications. Its capacity to operate in harsh environments and its use of lead-free materials contribute to a more sustainable future.

Understanding the capabilities of the IRF540NPBF is critical for your electronic projects, whether you’re an engineer, designer, or enthusiast. With this outstanding MOSFET, you may explore its possibilities and boost your designs.

Contact ICRFQ, a top electronic component distributor in China, for more information and low pricing, and unleash the potential of the IRF540NPBF in your projects.

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Kevin Chen