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n4freepatentsonline.
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isa:437672678
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rawings.Embodiment of the Invention(Whole Configuration Example of a Switching Power Supply Unit)FIG. 1 is a circuit diagram of a switching power supply unit according to an embodiment of the present invention, and FIG. 2 is an equivalent circuit diagram of the switching power supply unit of FIG. 1, where a driving circuit 6 to be described later is excluded.
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isa:437672678