10/18/2024, 01:10 PM UTC
日本大厂，争霸汽车GaNJapan's Major Companies Compete in Automotive GaN
<p>➀ 日本公司正在大规模生产用于电动汽车的氮化镓（GaN）功率半导体器件，以提高行驶里程，尽管高成本仍然是一个障碍。</p><p>➁ GaN 正在与碳化硅 (SiC) 竞争电动汽车功率半导体器件的应用。</p><p>➂ GaN 的功率损耗非常低，可以将电动汽车的充电时间从 90 分钟缩短至 5 分钟。</p><p>➃ 住友化学和三菱化学等公司正在投资大直径基板以降低生产成本。</p><p>➄ 丰田合成公司正在从晶种到基板和器件的一体化开发。</p><p>➅ 信越化学公司正在开发用于水平结构器件的 300 毫米基板和用于垂直结构器件的 200 毫米基板。</p><p>➆ 预计到 2030 年，GaN 设备市场规模将超过 23 亿美元，从 2023 年的 2.2 亿美元增长。</p><p>➀ Japanese companies are ramping up mass production of GaN power semiconductor devices for electric vehicles to increase range, although high costs remain a barrier.</p><p>➁ GaN is competing with SiC for applications in electric vehicle power semiconductor devices.</p><p>➂ GaN has very low power loss, which could reduce the charging time for electric vehicles from 90 minutes to 5 minutes.</p><p>➃ Companies like Sumitomo Chemical and Mitsubishi Chemical are investing in large diameter substrates to lower production costs.</p><p>➄ Toyota Synchro Corporation is working on integrated development from seeds to substrates and devices.</p><p>➅ Shin-Etsu Chemical is developing 300mm substrates for horizontal devices and 200mm substrates for vertical devices.</p><p>➆ GaN devices have a market size of over $2.3 billion in 2030, expected to grow from $220 million in 2023.</p>
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