VisIC Technologies says that a major automotive OEM has evaluated its 2.2 mΩ, 650 V half-bridge power module based on four parallel 8 mΩ power FETs, using a PMSM motor. At 400 V, the inverter phase current reached 350 A rms (500 A peak). Driving cycle testing showed comparable efficiency to commercial silicon carbide-based modules…. Read more »
Search Results Found For: "gallium nitride"
hofer’s new 800 V EV inverter to use VisIC gallium nitride chips
Automotive powertrain maker hofer powertrain is using semiconductor manufacturer VisIC Technologies’s gallium nitride chip in its new inverter. hofer powertrain has selected the gallium nitride D3GaN Direct Drive D-Mode chip for its new traction inverter. The high-frequency 3-level inverter is designed for 800 V battery systems in automotive applications. “hofer powertrain’s development paves the way… Read more »
Nexperia and UAES partner on gallium nitride power systems
Semiconductor manufacturer Nexperia has announced a partnership with United Automotive Electronic Systems (UAES), a provider of automotive powertrain and body control systems. The program will focus on power systems for EVs, with the aim of jointly developing automotive applications using gallium nitride (GaN) technology. UAES is currently using Nexperia GaN FETs in EV projects such… Read more »
Nexperia’s next-gen 650 V gallium nitride (GaN) technology
Nexperia has announced a new range of GaN FETs featuring next-generation high-voltage GaN HEMT H2 technology. The devices will be available in both TO-247 and the company’s proprietary CCPAK surface-mount packaging. Nexperia says its devices achieve superior switching FOMs and on-state performance with improved stability, and simplify application designs. Because the parts are configured as… Read more »
STMicroelectronics and Leti to enhance on-board charging with gallium nitride
Semiconductor provider STMicroelectronics and French research institute Laboratory of Electronics and Information Technologies (Leti) have announced plans to enhance on-board EV chargers with gallium nitride-on-silicon (GaN-on-Si) technology. They plan to have validated engineering samples ready in 2019. Devices that use gallium nitride can handle higher voltages, frequencies and temperatures than those using conventional materials such… Read more »
Gallium nitride power diode shows near-ideal performance in all aspects simultaneously
Silicon-based semiconductors are approaching their performance limits, so researchers are investigating materials such as gallium nitride (GaN) as potential replacements. A team of engineers from Cornell, Notre Dame and the semiconductor company IQE has created GaN power diodes capable of serving as the building blocks for future GaN power switches. Alas, GaN is prone to… Read more »
Developer of gallium nitride power switching semiconductors raises $20 million
GaN Systems Inc., a developer of gallium nitride power switching semiconductors, has closed a $20-million Series C financing round. The company will use the new money to ramp up sales and marketing efforts and to continue expanding its manufacturing line. GaN Systems says its Island Technology results in devices that are smaller and more efficient… Read more »
Gallium nitride and silicon carbide expected to displace silicon in power electronics
Emerging materials such as gallium nitride (GaN) and silicon carbide (SiC) will eventually displace silicon in power electronic applications, according to a new report from Lux Research, which forecasts that the market for GaN power electronics will reach $1.1 billion, about 5% of the total market, by 2024. While silicon and SiC (SiC-on-SiC) each come… Read more »
Unlock the power of accurate analysis for electric vehicles
Sponsored by Hioki. The global trend towards clean energy and a net-zero carbon economy is gaining momentum. Electrification is one of the transformations for all viable routes to net-zero. EV development has been accelerating in response to this trend. In the US, the government targets 50 % of newly manufactured vehicles to be zero-emission vehicles… Read more »
NXP introduces new series of microcontrollers for EV control applications
NXP Semiconductors has introduced its S32K39 series of automotive microcontrollers (MCUs) for EV control applications. The company says these MCUs include networking, security and functional safety capabilities beyond those of traditional automotive MCUs. The S32K39 MCUs are designed for the intelligent and high-precision control of traction inverters that convert the EV battery’s DC power to… Read more »