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Sector analysis of market structure, technology shifts, and corporate strategy — grounded in verified facts.

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News

Rohm: 750V SiC MOSFET SCT4013DLL Replaces IGBT in BBUs

ROHM's TOLL-package 750V SiC MOSFET 'SCT4013DLL', entering mass production in September 2025, is gaining traction in BBU (Battery Backup Unit) applications for AI servers. This article covers the adoption drivers and key specifications.

Power SemiconductorsROHMSiC MOSFET

Feature

AI Data Centers: High-Density Power Design for 100kW Racks

Power consumption for a single rack of servers running GPT-4 has surged from an average of 10-15kW in 2020 to over 100kW for racks equipped with the latest AI accelerators, with NVIDIA H100-dense racks approaching 70kW individually, and further increases anticipated with the next-generation Blackwell architecture.

Data Center PowerAI serverdata center

Practical Guide

AI Server Power Supplies: GaN Adoption Criteria

Deciding whether to adopt GaN in AI server power supply design isn't solely based on it being "next-generation technology"; it requires confirming GaN's clear advantages over SiC and Si along the three axes of switching frequency, power density, and thermal design.

Power SemiconductorsAI serverGaN