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Laowang DCDC board schematic diagram

 
Overview

I bought the board and drew a schematic diagram for reference only.

https://item.taobao.com/item.htm?spm=a1z1r.7974869.0.0.269c3ad4AV3kp9&id=628129983723

Please give it a like if it is useful.

 

参考设计图片
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