Buck DC-DC converter and electronic device
A DC-DC and converter technology, applied in the field of step-down DC-DC converters and electronic equipment, can solve problems such as inability to be widely used, improve power level, reduce voltage stress and output current ripple, and improve step-down effect of ability
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[0037]In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0038] Such as figure 1 Shown is a schematic circuit diagram of an embodiment of the step-down DC-DC converter of the present invention. The step-down DC-DC converter is suitable for new energy electric vehicles, uninterruptible power supplies, industrial instrumentation, aerospace power supplies and other fields. The step-down DC-DC converter includes an input unit 1, a first-phase step-down unit 2, a second-phase step-down unit 3, an output unit 4 and a control unit; wherein, the input unit 1 is used to connect a DC power supply, and the output unit 4 It is used to connect a DC load (specifically...
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