Exxelia serving new generations of resonant and bidirectional power converters.

Why are DAB and LLC converters crucial?

• High Power Applications: Essential for electric & hybrid vehicles (airplane, EVTOL, bus, heavy vehicles, off-road), energy storage systems and Smart Grid distribution networks.
• High Efficiency: Maximizes energy performance and reduces losses.
• High Frequency Operation: More compact and lighter designs for easy integration.
• Compatibility with SiC and GaN: Take advantage of the latest generation semiconductors for optimal performance.
• Bidirectional Transfer: Essential for modern systems requiring reversible power transfers.
• Reduced EMI: Improved electromagnetic compatibility for reliable operation.

Your challenges in developing these converters?

• Miniaturization: Design smaller systems without sacrificing performance.
• Thermal and loss management: Reduce losses and thus thermal to improve sustainability and efficiency.
• Balancing Effectiveness and Cost: Finding cost-effective solutions while maximizing efficiency.

⚡Our new transformer technologies contribute to your new developments up to 300 kW

• By guaranteeing an integrated component (choke + transformer), whatever the inductance value! : More compact + Better EMC performance.
• By components with optimal performance: Efficiency >99% even at high frequency.
• With cost-controlled products: Guaranteeing simpler integration promoting optimized system costs.
• By offering better thermal management: Components designed to manage and dissipate heat efficiently.