IGBT參數

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cross mob
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在datasheet Switching 中Lσ=70nH,Cσ=67pF是什麼意思,有意思圖?這部分的數值是怎麼測出來?有意思圖

1 解決方案
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您好,

請參考下圖,分別是迴路的寄生電感和寄生電容,由實際測試電路決定。

Rachel_Gao_0-1699849750840.png

Best regards,

Rachel

 

在原始文章中檢視解決方案

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5 回應
Translation_Bot
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您好,

請參考下圖,分別是迴路的寄生電感和寄生電容,由實際測試電路決定。

Rachel_Gao_0-1699849750840.png

Best regards,

Rachel

 

0
Translation_Bot
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1)指的是整個迴路的?

2)電感與電容的寄生參數是否也要很小?

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Hello,

1. 寄生電感是指整個迴路。

2. 設計電路時,是要盡量減少迴路的寄生電感,寄生電容,防止振盪或造成高的電壓尖峰損壞裝置。

Best regards,

Rachel

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Translation_Bot
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謝謝!

那寄生電容是的也是整個迴路,還是?

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指的是因PCB走線產生的與圖中待測IGBT管並聯的寄生電容。

Best regards,

Rachel

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