Staggered type power factor correction circuit and control method thereof
A power factor correction and control method technology, applied in the direction of output power conversion devices, electrical components, high-efficiency power electronics conversion, etc., can solve problems such as large system errors, reduce measurement errors, improve system reliability, and ensure current balanced effect
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[0027] It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other if there is no conflict. Hereinafter, the present invention will be described in detail with reference to the drawings and in conjunction with the embodiments.
[0028] The embodiment of the present invention provides an interleaved power factor correction circuit, figure 2 Is a schematic diagram of an interleaved power factor correction circuit according to an embodiment of the present invention, such as figure 1 As shown, the interleaved power factor correction circuit includes a first boost conversion unit and a second boost conversion unit. The first boost conversion unit includes a first switch tube Q1, a first inductor L1, and a first diode D1, The second boost conversion unit includes a second switching tube Q2, a second inductor L2, and a second diode D2. The first inductor L1 is charged when the first switching tube Q1 is turned on, and th...
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