The principle of active power factor correction circuit operated in critical inductor current mode is analyzed in this paper in detail.

文中详细分析了电感电流准连续模式的有源功率因数预校正电路的工作原理。

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Power factor power factor is the cosine of the Angle between the active power (kW) and apparent power (kVA) in a circuit.

功率因数功率因数是电路中有功功率(w)视在功率(VA)间夹角的余弦值。

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In this paper, the methods of power factor correction are discussed, and the principal of boost active power factor correction circuit operated in critical inductor current mode is analyzed in detail.

本文讨论了功率因数校正的方法，分析了电感电流工作于临界模式的升压式有源功率因数校正电路的原理。

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