Bootstrap boosting SEPIC converter based on synchronous rectification technology
A technology of synchronous rectification and bootstrap boost, which is applied in the direction of converting DC power input to DC power output, output power conversion devices, instruments, etc., and can solve the problems of reducing the overall efficiency of SEPIC converters and reducing the output current level of converters, etc. , to achieve the effect of reducing circuit loss, increasing output current level, and optimizing circuit structure
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[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0026] In order to make the above objectives, features and advantages of the present invention more obvious and understandable, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
[0027] As attached figure 1 Shown is the working principle diagram of the SEPIC converter of the present invention, which includes a synchronous rectifier circuit and a bootstrap b...
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