Sion Power has demonstrated its new Licerion EV technology, which focuses on high energy density, increased cycle life, and fast charging ability. The company projects that its Licerion EV cells will offer 420 Wh/kg and 700 Wh/L when scaled to commercial design. Sion tested 1.8 Ah cells, which resulted in 800 full depth of discharge… Read more »
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BMW reveals details of hydrogen fuel cell powertrain system
Different automakers have different visions of the low-emissions future, to say the least. Just a few days after the Volkswagen Group released an article explaining why it has abandoned hydrogen fuel cells in favor of battery-electric powertrains, BMW has “reaffirmed its ongoing commitment to hydrogen fuel cell powertrain system technology.” Unlike VW, BMW is leaving… Read more »
Faraday Future and US Hybrid partner to provide commercial powertrain units
Faraday Future (FF) has announced an agreement with US Hybrid Corporation to advance the use of FF’s electric propulsion system in energy products currently under development by US Hybrid. The collaboration will expand the use of FF’s technology—first developed for passenger vehicles—into the commercial vehicle space. Specifically, the partnership will provide powertrain systems for commercial… Read more »
Microchip expands SiC family of power electronics
Microchip Technology has expanded its portfolio of silicon carbide (SiC) power modules for high-power system control, gate drive and power stages. Microchip’s SiC family includes Schottky Barrier Diode (SBD)-based power modules in 700, 1,200 and 1,700 volt versions. The new power module family includes various topologies, including dual diode, full-bridge, phase leg, dual common cathode,… Read more »
KEMET introduces metal composite power inductors for auto market
KEMET Electronics Corporation has launched a new family of metal composite power inductors for the automotive market. The inductors are designed for switching power supplies in Electronic Control Units (ECUs). Available in various industry-standard SMD footprints, MPXV inductors can operate at temperatures up to 155° C, and can be used in all areas of the… Read more »
Power Integrations’ SCALE-iDriver for SiC MOSFETs achieves AEC-Q100 automotive qualification
Power Integrations has announced that its SIC118xKQ SCALE-iDriver, a single-channel gate driver for silicon carbide (SiC) MOSFETs, is now certified to AEC-Q100 for automotive use. The drivers, which include safety and protection features, can be configured to support gate-drive voltage requirements of commonly used SiC MOSFETs. The SIC1182KQ (1,200 V) and SIC1181KQ (750 V) SCALE-iDriver… Read more »
Vishay releases AEC-Q200 thick film high power resistors for auto applications
Vishay Intertechnology recently introduced a line of high power resistors that meet the AEC-Q200 automotive qualification. Designed for direct mounting on a heatsink, the Vishay Sfernice LPSA 300, LPSA 600, and LPSA 800 deliver high power dissipation and pulse handling capabilities intended to reduce component counts and lower costs in automotive applications. With power ratings… Read more »
Equipmake joins forces with HiETA to create power-dense electric motor
Electric powertrain manufacturer Equipmake has teamed up with additive manufacturing company HiETA Technologies to develop a next-generation motor, codenamed AMPERE. The project is the group’s attempt to produce a lightweight, efficient, low-cost electric motor with peak power density of more than 20 kW per kg. AMPERE is made using additive manufacturing, which allows its metal… Read more »
Kenworth and Meritor partner on electric powertrains
Truck maker Kenworth will partner with Meritor on the development of an electric powertrain for Class 8 Kenworth T680E EVs. Offering an operating range of between 100 and 150 miles, the vehicle will be a short-hood day cab in 4×2- and 6×2-axle configurations, as well as a 6×4-axle straight truck. Kenworth General Manager Kevin Baney… Read more »
Here’s why Tesla transitioned to a semi-custom power module design in Model 3 inverter
A closer look at semiconductor packaging considerations in EVs One of the most critical decisions to be made at the earliest stage of designing a new power converter concerns the packages used for the semiconductors, as pretty much every other aspect of the design hinges on their physical form. This is especially true for the main… Read more »