A solar charger with MPPT function is designed. The input and output of direct current of 20-25V by solar panel is 12-15V. In view of the direct current of input and output, the scheme of DC-DC transformation is put forward, and the input is output after the Buck circuit.

Filename	Size	Update
3\原理图.SchDoc	212992	2017-05-22
3	0	2018-04-15

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