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Smart Energy                                                                                                                                                                                                  DESIGN


            RATINGS TO MEET WIDE APPLICATION RANGE

            Wolfspeed offers SiC discrete devices and modules that cover the industry’s widest application power
            scale (Figure 2). The company’s MV/HV solutions, rated from 3.3-kV LM3 modules to 6.5-kV MM3 and

            10-kV XHV-9 modules, address a broad range of voltage, current, and isolation requirements from the
            applications discussed above.








                                                                                                                                   System Benefits of




                                                                                                                                   GaN and SiC Devices in


                                                                                                                                   the Next Generation of




                                                                                                                                   On-Board Chargers and


                                                                                                                                   USB-C Adapters with




            Figure 2: Wolfspeed's SiC portfolio offers renewable energy applications the power scalability from less than 2 kW into
            the megawatt range                                                                                                     Ultra-High Power Density



            As a vertically integrated SiC supplier with the largest market share and growing, Wolfspeed has over                  By Matthias J. Kasper, principal engineer; Jon Azurza, senior staff engineer;
            30 years of experience and millions of MOSFETs and diodes in the field operating for trillions of hours.               and Gerald Deboy, distinguished engineer for Power Discretes and System
                                                                                                                                   Engineering, all at Infineon Technologies
            To talk to an expert about the benefits of SiC technology and the devices that best suit your application,

            contact Wolfspeed.                                                                                                     The adoption of wide-bandgap (WBG) power devices such as silicon carbide MOSFETs and gallium
                                                                                                                                   nitride HEMTs is now in full progress across a wide range of market segments. In many cases, WBG
                                                                                                                                   power devices are replacing their silicon counterparts and enable higher efficiencies in existing
            References
                                                                                                                                   systems. In other cases, such as the totem-pole configuration, WBG power devices enable a simple
                                                                                                                                   option for bridgeless power-factor correction (PFC) with continuous-conduction modulation.

                    ▶   Fraunhofer Institute for Solar Energy Systems. (2022).
                    1
                                                                                                                                   In this article, we will outline how we derive optimal use cases for GaN and SiC power devices in a
                   “Photovoltaics Report.”                                                                                         holistic system optimization approach.


                    ▶   IRENA. (2022). “World Energy Transitions Outlook 2022.”                                                    DEVICE TECHNOLOGY
                    2
                   ISBN: 978-92-9260-429-5.                                                                                        Infineon Technologies offers the whole spectrum of power semiconductor technologies ranging from
                                                                                                                                   its established Si superjunction devices to SiC MOSFETs and GaN e-mode HEMTs. The company’s SiC




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