Wolfspeed, a Cree Company, has released the industry’s first power module that passes the harsh environment qualification test for simultaneous high-humidity, high-temperature and high-voltage conditions. This reliability benchmark enables system designers to use this device in outdoor applications such as transportation, wind, solar and other renewables where extreme environmental conditions have historically challenged safe device […]
wolfspeed
Gallery: APEC 2017 — Hot markets moving cool speed ahead
A considerable segment of the products and technology at the Applied Power Electronic Conference (APEC) 2017 would have fit right in or neatly alongside a 2017 auto and telecom show. Power electronics for EV on- and off-board chargers were making headlines, as well as electronics addressing the high-speed server markets. Silicon Carbide (SiC) and Gallium […]
SiC MOSFETs handle 1.2 kV with 75 mΩ ON resistance
Wolfspeed has expanded its C3M platform through the introduction of a 1200V, 75mΩ MOSFET in its recently released low-inductance discrete packaging. The new device simplifies designs and enables an increase in frequency while maintaining efficiency, lowering system cost, reducing circuit EMI, and enabling 99% efficiency levels in three-phase power factor correction circuits. These features enable designers of […]
SiC Schottky diodes carry 650-V, 1,200-V ratings
Wolfspeed, A Cree Company has added four new SiC Schottky diodes to its portfolio. Developed in response to both individual customer requests and the power supply industry’s continuous demand for components with larger nominal current ratings, the new 650V and 1200V Cree Z-Rec SiC Schottky diodes enable high-efficiency power conversion systems with improved reliability, simplicity, and […]
SiC MOSFETs deliver 196 A for EV drivetrain uses
Wolfspeed, a Cree Company and a leader in silicon carbide (SiC) power products, has introduced a 900V, 10mΩ MOSFET rated for 196 A of continuous drain current at a case temperature of 25°C. This device enables the reduction of EV drive-train inverter losses by 78 percent based on EPA combined city/highway mileage standards. This efficiency […]
1 kV SiC MOSFET optimized for charging station use
Wolfspeed, a Cree Company and a leader in silicon carbide (SiC) power products, has introduced a 1000V MOSFET that enables a reduction in overall system cost, while improving system efficiency and decreasing system size. The new MOSFET, specially optimized for fast charging and industrial power supplies, enables a 30 percent reduction in component count while […]
GaN HEMT targets C-Band radar systems.
Wolfspeed, A Cree Company and a leading global supplier of GaN-on-SiC high electron mobility transistors (HEMTs) and monolithic microwave integrated circuits (MMICs) with best-in-class reliability, announces their complete lineup of high efficiency, high gain, and wide bandwidth C-Band radar parts with the market introduction of the new CGHV59070 GaN HEMT for C-Band radar systems. Designed […]
SiC half-bridge power module/gate driver
brings low switching losses
Wolf speed (A Cree Company), a global supplier of silicon carbide (SiC) power products, has introduced the first fully-qualified commercial power module from its Fayetteville, Arkansas location. The high-performance 62 mm module represents a new generation: SiC power modules that enable unprecedented efficiency and power density for high current power electronics, such as converters/inverters, motor […]
GaN HEMT die hit 8 GHz
Wolfspeed has released a new 28V, 30W GaN HEMT bare die at this year’s IEEE Wireless and Microwave Technology Conference (WAMICON), which took place April 11 – 13, 2016 in Clearwater Beach, Fla. Designed for up to 8GHz operation, the new 28V GaN HEMT die exhibits 12dB typical small signal gain at 8GHz, 17dB typical […]
Online simulator accelerated SiC device development
Wolfspeed has introduced a free online circuit simulation tool that allows power electronics design engineers to simulate and evaluate the performance of SiC-based power circuits, and to aid in the selection of the optimum SiC devices for each application. Developed using the proven PLECS web-based simulation platform from Plexim, the new SpeedFit circuit simulation tool […]