Infineon's N-channel and P-channel power MOSFETs are designed in a unique way to bring more efficiency, power density and cost-effectiveness.
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A power MOSFET is a type of metal-oxide-silicon field-effect transistor designed to operate at low voltages while offering high switching speed and optimal efficiency. This innovative technology is central to a wide range of applications—including consumer electronics, power supplies, DC-to-DC converters, motor controllers, radio-frequency (RF) applications, transportation technology, and automotive electronics.
Infineon is the market leader in efficient solutions for power generation, power supply, and power consumption, offering an extensive portfolio of state-of-the-art power MOSFETs. The latest generation of high power MOSFETs have been designed to deliver best-in-class performance, to improve efficiency, and to optimize thermal performance and EMI behavior. As the world’s leading MOSFET manufacturer and supplier, Infineon offers superior quality metal-oxide-silicon transistors to suit a variety of needs. Throughout our product portfolio, you’ll find reliable solutions to all major challenges faced by designers and manufacturers across a range of applications.
For AC-DC applications requiring high-voltage blocking capability and fast switching with low losses, the revolutionary CoolMOS™ superjunction technology ensures more efficient power supplies. Infineon’s superjunction MOSFETs serve both current and future trends in different topologies, ranging from a simple flyback to TCM Totem Pole PFC. Designers benefit from high temperature capability, improved form factor, and increased efficiency.
DC-DC applications can be characterized by their need for extremely fast switching with low losses, or more robust switching at moderate frequencies. Infineon’s unique OptiMOS™ power MOSFET technology ensures ultra-low switching losses in power supply applications above 100kHz, affording designers high efficiency and new possibilities in hard-switching applications. The OptiMOS™ product range encompasses a broad portfolio of low-voltage MOSFETs, enabling system designers to increase power density and reduce cost while maintaining the highest level of reliability.
In applications requiring high avalanche protection, such as motor control, developers benefit from the highly robust StrongIRFET™ power MOSFET. These MOSFETs ensure maximum efficiency in end applications that demand a high level of energy efficiency but are restricted in terms of space—such as power and gardening tools, light electric vehicles, drones, and e-bikes. Infineon’s innovative MOSFET transistors deliver excellent performance while reducing costs, making them the optimum choice for performance-driven DC-DC converters.
For designs requiring the highest quality and enhanced protection features, Infineon’s automotive qualified n-channel and p-channel MOSFETs offer the ideal solution. These high power MOSFETs exceed AEC-Q101 industry standards, making them the most reliable MOSFETs available on the market to date.
Infineon’s complete range of n-channel and p-channel power MOSFETs and systems enable innovation, performance, and efficiency for your desired application—from switch mode power supplies (SMPS) to computing, motor control and drives, consumer, mobile devices, lighting solutions, automotive, and more.
To learn more about Infineon’s range of power MOSFET packages, explore our product portfolio below.
Power MOSFET Product Portfolio
Infineon is the world’s largest manufacturer of power semiconductor components, offering the most comprehensive portfolio of metal-oxide-silicon transistors. With the acquisition of International Rectifier (IRF) in 2015, Infineon has continued to strengthen and expand this portfolio to include all IRF MOSFET products, as well as power MOSFETS, placing us at the forefront of the industry.
The Infineon power MOSFET product portfolio offers highly efficient solutions for power generation, power supply, and power consumption across a range of applications—such as solar micro inverter, server and telecom, and electric vehicles.
With the innovative OptiMOS™ and StrongIRFET™ low and medium voltage power MOSFETs, as well as the revolutionary CoolMOS™ superjunction MOSFET families, Infineon is setting new standards in the industry. At the same time, our portfolio of automotive MOSFET products ensures superior performance based on Infineon’s leading MOSFET technology, excellent quality, and robust packaging. Silicon Carbide CoolSiC™ MOSFET families represent the best performance, reliability and ease of use for system designers.
The Infineon power MOSFET product portfolio is extensive with a wide selection of power MOSFETS and MOSFET discretes, including 4 pin MOSFETs (MOSFET 4) discretes. Discover the complete list of high power and IRF MOSFETs here:
- Automotive MOSFET
- P-Channel MOSFET
- N-Channel MOSFET
- 12V-40V N-Channel MOSFET
- 45V-80V N-Channel MOSFET
- 85V-300V N-Channel MOSFET
- 500V-950V N-Channel MOSFET
- Small Signal/Small Power MOSFET
- N-Channel Depletion Mode MOSFET
- Dual MOSFET
- Silicon Carbide MOSFET
For designers and developers looking to buy cutting-edge MOSFET transistors, Infineon is the leading power MOSFET manufacturer. Explore our portfolio for a variety of MOSFET package sizes and high current MOSFETs to suit all needs.
Power MOSFET Applications
No matter the application, the type of power MOSFET used has a direct impact on overall performance—so choosing the right technology is essential. Due to its high-quality design and robustness, Infineon’s game-changing technology ensures improved form factors while contributing to an overall system cost reduction, making it the optimum choice.
Another major benefit of the Infineon MOSFET transistor is a significant overall reduction in energy consumption. This helps to minimize CO2 emissions, therefore reducing costs while enabling you to build more eco-friendly systems and products. Infineon’s CoolMOS™ superjunction MOSFET offers a whole host of options for consumer, industrial, and automotive applications such as lighting, TV, audio, server/telecom, solar, EV charging, DC-DC converter, onboard chargers, and many more. You can explore Infineon’s power MOSFET applications in more detail in the following sections.
Power MOSFETs are essential for a range of industrial applications, and Infineon offers leading-edge solutions to suit all needs. Infineon’s innovative OptiMOS™, CoolMOS™, and StrongIRFET™ low and medium voltage power MOSFETs consistently meet the highest quality and performance demands in key specifications for power system design, such as on-state resistance and figure of merit characteristics. The OptiMOS™ power MOSFET portfolio, complemented by StrongIRFET™ creates a truly powerful combination. Benefit from the robustness and outstanding price-to-performance ratio of StrongIRFET™ MOSFETs together with the best-in-class technology of OptiMOS™ MOSFETs. Both product families offer distinct advantages, allowing you to:
- Save on overall system costs by reducing the number of phases in multiphase converters
- Reduce power losses and increase efficiency for all load conditions
- Save space with the smallest packages or system-in-package solutions
- Minimize EMI in the system, making external snubber networks obsolete and the products easy to design-in
You’ll find a variety of power MOSFETs for industrial applications across the Infineon portfolio, including P-Channel MOSFETS as well as N-Channel MOSFETS that include 12v-40V, 45v-80v, and 85v-300v classes. Our product portfolio also includes the 500V-950V CoolMOS™ N-Channel Power MOSFET, the -250V to 600V Small Signal/Small Power MOSFET, the 60V-600V N-Channel Depletion Mode MOSFET, the 20V-60V Complementary MOSFET, and the 650V-1700V Silicon Carbide MOSFET.
Infineon’s portfolio of automotive qualified power MOSFETs combines the leading OptiMOS™ technology with robust packages delivering superior performance and outstanding current capability. Our diverse family of automotive-qualified MOSFET packages can deliver high current and offer benchmark quality in voltages ranging from 20V-800V. At the same time, best-in-class RDS(on) performance ensures increased system efficiency. By using products from our portfolio of power MOFSETs for automotive applications, you will benefit from:
- Highest currents in TOLL (10x12 mm) and sTOLL (7x8 mm) packages
- Smallest form factor on the 5x6 mm Half bridge
- Top-side-cooled package in the 10x15 mm TOLT package
- Lowest switching and conduction power losses for increased thermal system reliability in all packages
- Robust green packages for easy process handling
For 600V-800V power MOSFETs, Infineon’s superior automotive qualified CoolMOS™ superjunction technology ensures high performance. Infineon’s superjunction MOSFETs serve both, current and future trends and designers benefit from a lower temperature, improved form factor, and increased efficiency.
After this course, you will know about several parameters effecting MOSFET use, namely:
- Maximum operating temperature
- Heat generation
- Heat dissipation
- Packaging technologies
- Gate charge
- Know more about Infineon’s wide MOSFET selection for 48 V mild-hybrid electric vehicle, or MHEV, applications
- Understand why and how Infineon is strengthening its position in the 40 V MOSFET market, and be familiar with Infineon’s newest 60 V MOSFETs
Are you looking for a power MOSFET alternative and want to see what Infineon can offer? It has never been easier.
Do you want to learn about switched mode power supplies (SMPS), but have little to no background in electrical engineering? Then watch this training series!
It will take you on a journey: You will start with the basics of electrical engineering and learn the principles of semiconductors so you are fully prepared to dive into the world of SMPS.
Part 1 - Electrical engineering fundamentals (Chinese version)
Part 2 - Principles of semiconductors (Chinese version)
Part 3 - Introduction to SMPS (Chinese version)
Part 4 - SMPS topologies (Chinese version)