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On April 1st, 1999, Siemens Semiconductors became Infineon Technologies. A dynamic more flexible company geared towards success in the competitive, ever-changing world of microelectronics.



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Infineon offer highly reliable IGBTs, MOSFETs, Power Discretes, Drivers, IGBT Modules, IPMs, Regulators, Motor Control, and all forms of AC/DC, DC/DC. Learn More


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See some of Infineon’s application spotlights on Automotive, Commercial, Power, Industrial, as well as other applications. Learn More

Product, Simulation, and Tools

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Get the right product at the click of the mouse. Infineon solution finders quickly show the best parts based your design parameters and features. Learn More

Product Listing View All

Featured Products

Infineon and International Rectifier

IR Acquisition

Infineon and International Rectifier – this is a powerful combination and a unique opportunity for our customers. Both companies complement each other outstandingly in their distributional strengths, in their competitive products, and in their leading technological and innovative excellence. Learn More

Newest Products View All (98)

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XENSIV™ Acoustic Sensors

Infineon Technologies’ XENSIV silicon microphone IM69D is a digital high performance MEMS microphone with 105 dB dynamic range.

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LED Lighting & Embedded Power Solutions

Ready-to-use LED lighting & embedded power solutions from Infineon featuring CoolSET, BCR, & ILD products available at Digi-Key.

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600 V CoolMOS™ CFD7 MOSFET Family

Infineon’s 600 V CoolMOS CFD7 is a high voltage superjunction MOSFET technology with integrated fast body diode.

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Image of Infineon Technologies' DirectFET™ IRF6718 MOSFET


Infineon Technologies introduces their latest generation silicon technology in a large can DirectFET package.

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Image of Infineon's CoolSET™ PWM Flyback Controller With Integrated MOSFET

CoolSET™ PWM Flyback Controller with Integrated MOSFET

Infineon’s CoolSET integrated the latest 700 V and 800 V CoolMOS™ P7 family with Infineon’s latest controller in one single package.

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XMC ARM Microcontrollers

XMC ARM MCUs from Infineon utilize the industry standard ARM Cortex M0 with peripherals targeting Lighting, Motor Control and Power Conversion applications.

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Tools and Support

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Infineon’s upcoming webinars and overviews of the webinars. Infineon’s webinars are all free of charge. Learn More

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Development Tools, Software, and Kits

Infineon Technologies Tools & Software Partner offers a variety of embedded development tools and software solutions for our customers that support our entire family of microcontrollers. Learn More

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Free switch mode power supply circuit (SMPS) design software and transformer calculation simulation tool. Learn More

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Application Solutions

Innovative Semiconductor Solutions for Energy Efficiency, Mobility, and Security Learn More

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Solution Finder

Solution Finder aims at finding the right product for the right application in a very short time. It consists of three dimensions: Product Finder, Application Finder, and Simulation and Tool Finder. Learn More

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Infineon Designer

Infineon Designer is a powerful online tool that makes it easy for engineers to quickly evaluate, optimize and simulate ready to use application circuits. This online platform is a flexible SPICE-based environment for power, mixed signal, and RF designs. Learn More

Product Training Modules View All (12)

ESD Diode

Selecting the Right ESD Diode

Duration: 10 minutes

How to select the optimal ESD diode based on IC requirements and the importance of considering external ESD protection given the technology trends in ICs.



Duration: 10 minutes

Trenchstop™ 5 is the next generation of thin wafer technology for applications switching to less than 10 kHz.

High Voltage ICs

High Voltage Integrated Circuits

Duration: 10 minutes

Used to generate the voltage needed to turn high voltage MOSFETs or IGBTs on and off and also offers speed of operation and protection features.

IR Portfolio Expansion

Discrete Power MOSFETs 40 V and Below

Duration: 10 minutes

Low voltage discrete power MOSFETs 40 V and below for DC-DC and DC application, IR MOSFET selection tool and cross referencing tool.

Featured Videos View All (39)

Infineon 600 V CoolMOS MOSFET Family | Digi-Key Daily

CoolMOS from Infineon is a revolutionary technology for high voltage power MOSFETs. The 600 V CoolMOS CFD7 family is Infineon’s latest high voltage superjunction MOSFET with integrated fast body diode.

Infineon TLE4922 Hall Sensor | Digi-Key Daily

TLE4922 from Infineon is an active mono-Hall sensor which detects motion and position of ferromagnetic magnet structures by measuring the change of the magnetic field induced by this structure.

Infineon CoolSET Family | Digi-Key Daily

CoolSET family from Infineon integrates the latest 700 V and 800 V CoolMOS™ P7 family with Infineon’s latest controller in one single package. This family eliminates the need for heatsinks and will reduce the BOM count with a smaller footprint.

PROFET +2 High Side Switches

Product marketing manager Edwin Nguyo Munyao, gives an overview of the PROFET ™+2 high side switches for energy efficiency and miniaturization.

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