Power and sensor technology company onsemi (formerly ON Semiconductor) has announced that NIO selected its VE-Trac Direct SiC power modules for its next-generation EVs. The SiC VE-Trac Direct is a 900 V power module with integrated single-side direct cooling that incorporates onsemi’s second-generation SiC MOSFET technology. onsemi says “An integrated pin fin baseplate enables direct… Read more »
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Rhombus Energy Solutions to use Wolfspeed’s silicon carbide devices
Rhombus Energy Solutions, a provider of EV charging and power conversion technology, has announced that Wolfspeed (NYSE: WOLF) will supply its EV2flex line of charging products with silicon carbide MOSFETs, improving the products’ efficiency, power density and charging times. Wolfspeed’s 1,200 V silicon carbide MOSFETs will power Rhombus’s new EV2flex-120 charging infrastructure. Rhombus’s EV2flex charging… Read more »
Silicon carbide is becoming the material of choice for EV power electronics
Silicon carbide is a hot topic in the power electronics field these days. As a recent article in the New York Times explains, SiC is a wide-bandgap (WBG) material that designers are increasingly choosing to make power electronics devices more efficient. WBG advantages The WBG classification has profound implications for device behavior and performance. This… Read more »
Power Integrations introduces new line of gate-driver boards
Integrated circuit maker Power Integrations has introduced a new line of gate-driver boards designed for electric buses and trucks as well as electric construction and agricultural equipment. The SCALE EV gate-driver boards are rated at 1,200 V for 400 V and 800 V systems. Each is composed of two reinforced gate-drive channels, associated power supplies and… Read more »
Designing DC fast charging stations for next-gen EVs
Sponsored by Littelfuse Supercharged solutions that provide for fast charging reliability, efficiency, and safety The adoption of EVs will reduce pollution and help slow the effects of climate change. A significant impediment to broader EV adoption is both a public charging infrastructure that can support long-distance travel and chargers that can recharge an EV battery… Read more »
STMicroelectronics supplies SiC semiconductors for SEMIKRON’s EV power modules
Semiconductor provider STMicroelectronics is supplying SiC semiconductors for SEMIKRON’s eMPack EV power modules. “In addition to its transformative effect in e-mobility, our SiC technology, now in its third generation, is driving increased efficiency, performance and reliability in sustainable energy and industrial power-control applications,” said STMicroelectronics Executive VP Edoardo Merli. As part of a four-year technical… Read more »
Leapers Semiconductor to introduce new SiC power module series
Leapers Semiconductor plans to introduce its HPD series SiC power modules for the traction inverters and motors of EVs at PCIM Europe in May of 2022. Leapers Semiconductor is a China-based company that develops and manufactures semiconductors and modules. It also has an R&D center located in Japan. The HPD series consists of 1,200 V,… Read more »
Benefits of advanced isolated packaging in high-power battery charging designs
Sponsored by Littelfuse By Dr. Martin Schulz, Global Principal, Application Engineering, Littelfuse and Philippe Di Fulvio, Business Development Manager, Electric Vehicle Infrastructure, Littelfuse For greater consumer acceptance of electric vehicles (EVs), designers need to solve the challenge of fast charging to minimize vehicle idle time, especially for long-distance driving. To achieve fast charging, designers need… Read more »
A closer look at minimizing charging losses: The charger (Part 2)
In the previous article, we looked at the various losses incurred on the AC side of the circuit while charging an EV’s battery (from the breaker in the load center to the EVSE inlet on the EV), as well as things that could be done to minimize them, either by the OEM, the electrical contractor… Read more »
Infinitum Electric brings its PCB stator technology to EV motors
Infinitum Electric says its axial flux motors with printed circuit board stators offer weight reduction, cost reduction and efficiency gains. Batteries are getting a lot of media coverage these days—they represent a rapidly-developing technology that’s seen as the key to the electrification of transport. Motors, however, are considered a fairly mature technology, and the humble… Read more »