杂散电感的测量.pdf

时间:2020-04-18 20:48:12
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文件名称:杂散电感的测量.pdf
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IGBT 杂散电感 电力电子 Measurement of the circuit stray inductance L The stray inductance of the commutation loop can be derived from the voltage drop across IGBT at turn-on: while the IGBT is still blocking and the current is already rising, you can measure di/dt and voltage drop ∆V and calculate the inductance according to Lσ = ∆V / di/dt

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