EPISODE · Apr 8, 2025 · 26 MIN
EP81:【HPC】AI伺服器DC/DC電源設計關鍵在哪?48V設計架構蔚然成風 ft. 英飛凌消費、計算與通訊業務大中華區 陳世偉經理
from Tech666 · host alex.sun
傳統伺服器進入到AI伺服器世代後,功耗需求大幅提升,這也使得電源管理系統設計難度有所提升,單以電源供應器的設計需求來看,已經上看8KW甚至是12KW的水準。也因為如此,功率提升的情況下,流經印刷電路板的電流勢必也會有所提升,所以也就衍生出48V的系統設計,讓流經電路板的電流能有所降低,進而降低損耗,讓DC/DC電源設計更有效率。本集重點:1. 因應AI伺服器電源設計需求,DC/DC電源邁向48V設計架構2. 從AC端到最後的GPU端,任一電力轉換環節效率皆是關鍵3. 降低轉換效率損耗,48V直達CPU核心也許有譜?
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EP81:【HPC】AI伺服器DC/DC電源設計關鍵在哪?48V設計架構蔚然成風 ft. 英飛凌消費、計算與通訊業務大中華區 陳世偉經理
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