Accelerating the EV Revolution: Ultra-Fast Charging
EBV Elektronik, in partnership with onsemi, provides advanced semiconductor solutions for high-efficiency, reliable, and ultra-fast Electric Vehicle (EV) charging systems.
The Need for Ultra-Fast EV Chargers
The booming Electric Vehicle (EV) market demands robust charging infrastructure. Ultra-fast DC EV chargers are becoming mainstream, significantly reducing charging times for large-capacity EV batteries. These chargers convert AC to DC within the charging station, supporting both 400V and 800V EV batteries and boosting power output to over 350kW.
Key Types of DC EV Chargers:
Three-Phase Fast Chargers
Typically used in commercial fast-charging stations, with output power from 50 kW up to 350 kW per unit.
DC Wallbox
A compact, lightweight, and cost-effective alternative to AC chargers, suitable for residential use (e.g., 22 kW).
Ultra-Fast EV Chargers
Deliver power levels exceeding 350 kW, enabling extremely rapid charging times for heavy-duty vehicles and high-traffic areas, with some systems reaching up to 1 MW.
EV Charger Market Information & Trends
The DC EV Charger market is projected to reach $23 billion by 2029, driven by increasing EV adoption and technological advancements. Key trends shaping the market include:
Higher Battery Voltage & Power Levels
Transitioning from 400V to 800V, and even 1000V (or 1250V), significantly enhances efficiency by reducing current, wiring thickness, and heat generation. Power levels range from 22 kW to 1 MW.
Shift to Bi-directional Charging (V2G)
Modern chargers are evolving to support Vehicle-to-Grid (V2G) capabilities, allowing EVs to not only draw power but also return it to the grid, enhancing grid stability and enabling new energy services.
Enhanced Safety, Reliability & Efficiency
Advanced DC EV chargers are designed for high reliability, increased power density, and overall system efficiency exceeding 95%, ensuring safe operation and long-term durability even under demanding conditions.
PV-Storage-Charging Integration
Integrating solar inverter and energy storage systems with DC charging stations helps mitigate grid impact, enables energy arbitrage, and reduces user costs by sharing electrical load and providing crucial energy buffering.
Core Technologies for Ultra-Fast EV Chargers
EBV Elektronik, in partnership with onsemi, provides cutting-edge semiconductor solutions essential for high-performance Ultra-Fast EV Charger designs:
Silicon Carbide (SiC) Technology
SiC MOSFETs offer significantly lower RDS(on) and higher efficiency (over 97%) compared to silicon, reducing operational costs, power converter volume, and cooling requirements. Ideal for high-voltage and high-temperature applications.
Power Integrated Modules (PIMs)
PIMs integrate multiple power devices into a single package, simplifying assembly and optimizing thermal management. They are preferred for chargers above 50 kW, offering cost advantages and improved performance over discrete solutions.
Advanced Gate Drivers
Crucial for controlling SiC MOSFETs and IGBTs, offering high source/sink current, low propagation delay, high galvanic isolation, and critical protection features like UVLO and DESAT detection to enhance safety and reliability.
Power Management & Sensing
Comprehensive power management solutions, including voltage regulators and current sense amplifiers, ensure stable low-voltage supply and accurate monitoring. CAN interfaces facilitate communication between the charger and the EV.
Available Products
Partner with EBV Elektronik for Your EV Charger Design
Leverage our deep technical expertise and comprehensive portfolio of onsemi products to develop high-efficiency, reliable, and scalable Ultra-Fast EV Charging solutions. Contact us today to discuss your specific requirements.