Renesas Electronics Corporation Supports Efficient Power Conversion for NVIDIA's 800 Volt Direct Current Power Architecture

Strategic Insights -

Renesas Electronics Corporation, a premier supplier of advanced semiconductor solutions, is supporting the efficient power conversion and distribution for the 800 Volt Direct Current power architecture announced by NVIDIA. This collaboration will fuel the next wave of smarter, faster AI infrastructure, which requires power architectures that are both energy optimized and scalable. As GPU-driven AI workloads intensify and data center power consumption scales into multi-hundred megawatt territory, modern data centers must adopt power architectures that are both energy optimized and scalable.

Key Takeaways:

  • Renesas Electronics Corporation is supporting the efficient power conversion and distribution for the 800 Volt Direct Current power architecture announced by NVIDIA, enabling the development of 800V direct current buses within racks to significantly reduce distribution losses and the need for large bus bars.
  • Wide bandgap semiconductors such as GaN FET switches are emerging as a key solution due to their faster switching, lower energy losses, and superior thermal management.
  • Renesas' GaN based power solutions are suited for the task, supporting efficient and dense DC/DC power conversion with operating voltages of 48V to as high as 400V, with the option to stack up to 800V.
  • The converters achieve up to 98 percent efficiency based on the LLC Direct Current Transformer (LLC DCX) topology.
  • Renesas uses bi-directional GaN switches to simplify rectifier designs and increase power density for the AC/DC front-end.
  • Renesas has published a white paper exploring the topology of its devices supporting 800V power distribution in AI infrastructure.
  • Renesas has a broad portfolio of power management devices, delivering unmatched quality and efficiency with exceptional battery life, and is a trusted supplier with decades of experience designing power management ICs.

Statistics:

  • Renesas Electroncis Corporation ships more than 1.5 billion units of power management ICs per year.
  • The company has a dual-source production model and a vast network of over 250 ecosystem partners.
  • The efficient DC/DC converters achieve up to 98 percent efficiency.
  • The bi-directional GaN switches simplify rectifier designs and increase power density.

Sources:

  • "Renesas Electronics Corporation Press Release" (2023)
  • renesas.com/power
  • "Renesas Power Management Leadership" (2023)
  • Zaher Baidas, Senior Vice President and General Manager of Power at Renesas, quote from renesas.com/power