摘 要：在相同的变频器平台上，分别测试IGBT的满载波形和温升，对比分析中科君芯KWBW25N120S3E1与国际品牌器件在中低压变频当中的应用。
关键词：中低压变频器；中科君芯KWBW25N120S3E1
Abstract: On the same frequency converter platform to test the IGBT full waveform and temperature respectively, contrast analysis zhongke jun core KWBW25N120S3E1 with international brands in the application of low voltage frequency conversion device.
Key words: In the low-voltage inverter; Zhongkejun core KWBW25N120S3E1
【中图分类号】TN773 【文献标识码】B 文章编号1561-0330（
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