TDK Corporation has introduced the ModCap UHP (B25648A) series of dc-link capacitors for high-power power electronics operating at elevated temperatures. The series supports continuous operation at hotspot temperatures up to 105° C without derating, … [Read more...]
New contactors support high-voltage switching in EV systems
Sensata Technologies has introduced its STEV high-voltage contactor series, designed to support the electrical and safety requirements of electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs). The STEV series is intended for … [Read more...]
Mitsubishi samples Trench SiC MOSFET bare dies for EV inverters and chargers
As electric vehicles (EVs) continue to push higher power densities and efficiency requirements in traction inverters and onboard chargers, demand is increasing for power semiconductors that can reduce losses while maintaining performance. Mitsubishi … [Read more...]
Q&A: Addressing engineering challenges in high-voltage EV power architectures
High-voltage electrical architectures are reshaping how electric vehicles (EVs) distribute power, manage safety boundaries, and integrate increasingly dense electrical systems. As voltage levels rise, design teams must balance creepage and … [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...]
Diodes adds to its automotive bipolar transistor lineup for EV power and control systems
Diodes Incorporated has expanded its automotive-qualified bipolar transistor portfolio with the introduction of the DXTN/P 78Q and 80Q series. The ultra-low VCE(sat) NPN and PNP devices are designed for automotive power switching and control … [Read more...]
New asymmetrical TVS diodes offer protection in EV 12-V systems
Littelfuse, Inc. announced the TPSMB Asymmetrical Series TVS Diodes (TPSMB2412CA, TPSMB2616CA, TPSMB2818CA, TPSMB3018CA), designed for 12-V battery anti-reverse protection used across vehicle electrical architectures, including electric vehicles … [Read more...]
A new solid-state relay for high-density EV control and signaling
Littelfuse, Inc., an industrial technology manufacturing company, has introduced the CPC1056N, a compact 60 V, 75 mA 1-Form-A solid-state relay (SSR) designed for fast, efficient, and space-conscious switching in electronics. As electric vehicles … [Read more...]
How higher-voltage EV architectures are impacting battery and power-system testing
Electric vehicle (EV) architectures are advancing toward the 800-V class and beyond, which is reshaping how engineers test batteries, inverters, converters, and high-performance compute subsystems. These systems now require power platforms … [Read more...]
New 200-V, 480-A MOSFET simplifies thermal design
Littelfuse, Inc. announced the MMIX1T500N20X4 X4-Class Ultra-Junction Power MOSFET, a 200-V, 480-A N-channel device designed for high-current, low-voltage power stages. The MOSFET provides an on-state resistance of 1.99 mΩ, supporting reduced … [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...]
What is a sustainable wiring harness?
A sustainable wiring harness is made with eco-friendly materials and has an energy efficient design. It can also be a wireless wiring harness that minimizes the material content. This article reviews common ways to make a conventional wiring … [Read more...]
New 30-W TO-220 power resistor for EV and BMS applications
To address the increasing electrical and thermal demands of hybrid and electric vehicles (EVs), Vishay Intertechnology has introduced an AEC-Q200 qualified, 30-W thick-film power resistor in a compact TO-220 package suitable for direct heatsink … [Read more...]
New gate-driver IC for three-phase BLDC motors
Toshiba Electronics Europe has begun commercial sample shipments of its gate-driver IC, the TB9084FTG, designed for controlling three-phase brushless dc (BLDC) motors. BLDC motors are widely used across modern automotive platforms, including … [Read more...]
Testing EV subsystems across multiple voltage domains
Electric vehicle (EV) architectures span multiple voltage domains, combining 400 or 800 V traction systems with 48-V auxiliary networks and 12-V electronics. The mix of voltage levels increases the complexity of testing traction inverters, dc-dc … [Read more...]