Editor's note: Many of the transformer winding architectures discussed in this article are increasingly deployed in electric-vehicle (EV) power electronics, including onboard chargers, isolated dc-dc converters, and gate-drive power supplies. As EV … [Read more...]
Allegro expands isolated gate drivers for 800-V EV power electronics
Allegro MicroSystems announced the expansion of its Power-Thru isolated gate driver portfolio with the introduction of the AHV85003/AHV85043 chipset. The new devices complement the existing AHV85311 integrated solution and together form a scalable … [Read more...]
Researchers develop sensorless PFC control method for ac/dc power conversion
Single-phase power factor correction (PFC) circuits, a class of front-end ac/dc converters widely used in consumer electronics, are also foundational to ac charging systems for electric vehicles (EVs). These circuits are used in onboard chargers … [Read more...]
ROHM expands shunt resistor models for advanced power and thermal design
ROHM Semiconductor has expanded its lineup of EROM (Embeddable BCI-ROM) models for shunt resistors, now available on ROHM’s website and included as standard models in Siemens’ electronic thermal design software, Simcenter Flotherm. ROHM’s shunt … [Read more...]
New high-current resonant inductors for advanced power converters
ITG Electronics has released its RL858583 Series Resonant Inductors, a ferrite-based, high-current inductor family designed for resonant power stages used across power electronics, including systems found in electric vehicles (EVs) and other … [Read more...]
Henkel launches new thermal potting solutions for EV components
In the rapidly evolving electric vehicle (EV) market, OEMs and suppliers face increasing pressure to reduce costs, enhance performance, and optimize component designs. One approach gaining attention is component integration, often referred to as … [Read more...]
Molex extends eHV high-voltage connector portfolio
Molex, a global electronics and connectivity innovator, has launched its first product in its eHV high-voltage connector and terminal system portfolio, designed to provide secure and reliable high-performance electrical connections in high-voltage … [Read more...]
New 600-V MOSFETs optimized for EV chargers and onboard power systems
Toshiba Electronics Europe has introduced six new products in its DTMOSVI 600-V series of N-channel power MOSFETs, designed to reduce switching loss and improve overall system efficiency. MSThe new TKxxxZ60Z1 devices are mounted in a 4-pin … [Read more...]
How engineers are meeting the demands of higher-voltage and smarter EV systems
Electric vehicle (EV) power electronics are advancing rapidly as vehicles transition to higher voltages and smarter, more connected architectures. The push toward 800-V+ systems is influencing multiple engineering domains, including onboard charger … [Read more...]
New 100-V MOSFETs optimize power density for high-current EV applications
Nexperia recently launched AEC-Q101-qualified 100-V MOSFETs in compact CCPAK1212 (12 x 12mm) copper-clip packaging. These devices deliver ultra-low conduction losses with on-resistance (RDS(on)) as low as 0.99 mΩ, and enable safe current above 460 … [Read more...]
New high-power 19.2 kW liquid-cooled onboard charger
Bel Fuse Inc., a global manufacturer of products that power, protect, and connect electronic circuits, has introduced the BCF19-700-8, a 19.2-kW liquid-cooled on-board battery charger for hybrid electric vehicles (HEVs) and full electric vehicles … [Read more...]
New surface-mount Y1 safety capacitors for EV power electronics
Vishay has introduced the industry’s first surface-mount ceramic disc safety capacitors with a Y1 rating (500 Vac / 1500 Vdc). The SMDY1 Automotive Series is designed for EMI/RFI suppression and filtering in safety-critical, high-voltage circuits … [Read more...]
AEC-Q200 high-voltage cartridge fuses ensure EV power protection
Littelfuse, Inc., an industrial technology manufacturing company, announced the release of the 828 and 827 Series High-voltage Cartridge Fuses. Designed to meet the unique needs of electric vehicle (EV) systems, these fuses are the first … [Read more...]
AEC-Q200-qualified dc-link capacitor optimized for EV applications
Vishay Intertechnology has introduced the AEC-Q200-qualified Vishay Roederstein MKP1848e dc-Link metalized polypropylene film capacitor, designed for the harsh conditions of automotive, energy, and industrial environments. With high temperature … [Read more...]
High-voltage charging components for the EV aftermarket
MAHLE, a global automotive technology supplier, is expanding its aftermarket offering with new high-voltage charging components for electric vehicles (EVs) and plug-in hybrids. The portfolio will begin with input filters, available in October … [Read more...]
Advancing real-time simulation for onboard charger development
As electric vehicle (EV) technology advances, the performance of onboard chargers (OBCs) has become a critical factor in vehicle efficiency and driver satisfaction. Meeting this demand requires accurate modeling and testing of power factor correction … [Read more...]