Core Insights - Navitas Semiconductor has launched a next-generation 12 kW power supply unit (PSU) designed for hyperscale AI data centers, achieving compliance with Open Rack v3 and Open Compute Project guidelines [1][2][7] - The PSU utilizes advanced technologies including Gen-3 Fast SiC MOSFETs and GaNSafe ICs, ensuring high efficiency and performance with a reported efficiency of 97.8% [10][2] Technology and Design - The PSU features a 3-phase interleaved totem-pole power factor correction (TP-PFC) powered by Gen-3 Fast SiC MOSFETs, which enhances performance and robustness, supporting faster charging for electric vehicles and more powerful AI data centers [3][5] - The IntelliWeave digital control system employs a hybrid control strategy, resulting in a 30% reduction in power losses compared to traditional Continuous Conduction Mode solutions [4][5] - The PSU's design includes a 3-phase interleaved full-bridge LLC topology, integrating control, drive, sensing, and protection features for enhanced reliability [5][6] Specifications and Features - The PSU dimensions are 790 x 73.5 x 40 mm, with an input voltage range of 180 – 305 VAC, capable of delivering 12 kW at input voltages above 207 VAC and 10 kW below this [6] - It includes multiple protection features such as active current sharing, over-current, over-voltage, under-voltage, and over-temperature protections, with an operating temperature range of -5 to 45°C [6] - The PSU is designed for applications ranging from 1 kW to 22 kW, with GaNSafe ICs available in various configurations [5][8] Market Position and Future Outlook - Navitas Semiconductor has seen a significant increase in output power from 2.7 kW to 12 kW in just over 24 months, highlighting its leadership in the AI power roadmap [7] - The company aims to provide efficient, simple, and cost-effective solutions to meet the growing power demands of modern data centers [7][8]
Navitas Launches Industry-Leading 12kW GaN & SiC Platform, Achieving 97.8% Efficiency for Hyperscale AI Data Centers