EV fast chargers bypass the vehicle’s on-board chargers (OBCs) for rapid direct battery charging. This allows batteries to be charged in just 30 minutes versus 4+ hours from OBCs. But the demands of these systems are significant. Design goals for fast chargers call for highly efficient power electronics and very high power density that’s possible… Read more »
Search Results Found For: "conversion"
AEM EV releases VCU200 Vehicle Control Unit
AEM EV has released a new addition to its line of vehicle control units. Built on OEM hardware, AEM’s VCUs are intended for high-performance EV street-conversion and motorsports applications. They are designed to allow the calibrator to create customized torque management strategies applicable to a range of EV systems. In its default configuration, the new… 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 »
Vitesco and ROHM cooperate on silicon carbide power solutions
EV powertrain supplier Vitesco Technologies and silicon carbide specialist ROHM Semiconductor have signed a development partnership under which Vitesco will use ROHM’s SiC components to increase the efficiency of its EV power electronics. “Energy efficiency is of paramount importance in an EV. As the traction battery is the only source of energy in the vehicle,… Read more »
Download EV Charging Product Guide for designing safer, more efficient and reliable charging stations
Sponsored by Littelfuse The adoption of electric and hybrid electric vehicles depends on a network of charging stations. Consumers don’t want to run out of juice in a place where they cannot recharge their vehicles. Adoption also depends on reductions in charging time, the goal being to get EV charging time on par with a… Read more »
Swindon is taking orders for its new “crate” EV powertrain
Swindon Powertrain’s compact HPD 80 kW “crate” motor for EV conversions is now available to order from the company’s web site. The motor is suitable for OEMs, niche vehicle manufacturers, electric car conversion companies and home mechanics. Prices start at £6,400+VAT for the 80 kW motor, transmission and differential. Options for cooling, inverters and limited-slip… Read more »
France’s 8-billion-euro auto industry bailout includes support for EVs
France has announced an auto industry bailout package worth some 8 billion euros ($8.8 billion), and it includes substantial support for electrification. The new funds are in addition to a 5-billion-euro loan guarantee being considered for struggling Renault, and the many millions already spent on temporary unemployment payments to auto workers. According to Le Monde,… Read more »
Chroma Systems’ new bidirectional DC power supplies for EV component testing
Chroma Systems Solutions, a provider of power conversion test equipment, is announcing the first-phase release of its new 62000D bidirectional DC power supplies. Bidirectional DC power supplies offer two-quadrant operation with positive current/positive voltage as well as negative current/positive voltage, enabling both DC power output and regenerative DC loading. The absorbed energy feeds back to… Read more »
ORNL demonstrates bi-directional wireless charging on UPS delivery van
Researchers at the DOE’s Oak Ridge National Laboratory (ORNL) recently demonstrated a 20-kilowatt bi-directional wireless charging system installed on a UPS medium-duty, plug-in hybrid electric delivery truck. In the demo, the system transferred power at more than 92% efficiency between the truck and a charging pad across an 11-inch air gap, using two electromagnetic coupling… Read more »
Whitepaper: Inverter reference design combines system safety concepts
Sponsored by NXP Semiconductors Power inverter safety system concept for ISO 26262 By Erik Santiago & Antoine Dubois, NXP Semiconductors One of the indisputable facts about the automotive industry is that the overall electronic system content in vehicles is increasing. As vehicles become more sophisticated and include features that sense, think and act for the… Read more »
