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This post was last edited by bootlegget on 2023-4-18 17:09

A development board that costs 1 yuan, isn't it "good"? https://en.eeworld.com/bbs/thread-1233674-1-1.html

Why not participate in the benefits that you suddenly discovered on the official account!

Such a big box packaging, so safe





The protagonist of this episode is EV3429

After understanding the specifications, we started to test the aging.

A 600kHz fixed frequency wide input range highly integrated boost converter. 0.8~13V input, up to 16V output. Up to 97% conversion efficiency. Single battery input can support 30W average power and 40W peak power. Internally integrated 6.5mΩ and 10mΩ power MOSFETs. Three light load operating modes available: PSM, USM, FCCM.

After the sample is tested, it can be used with a soft-pack lithium battery or power bank to serve as an isolated power source or emergency power source for the equipment.

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The sample is done, I hope it can be open source~ Hehe, follow the OP DIY~   Details Published on 2023-4-19 14:20
 
 

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I've also seen this board and it's really great. You can buy some lithium batteries from Taobao and play with it.
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Looking forward to sharing it when it’s finished.

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加油!在电子行业默默贡献自己的力量!:)

 
 
 

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After the sample is tested, it can be used as an isolated power supply or emergency power supply for equipment with a soft-pack lithium battery or power bank. It is a reasonable use of resources. Very good.

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You need to buy a bigger battery

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在爱好的道路上不断前进,在生活的迷雾中播撒光引

 
 
 

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The sample is done, I hope it can be open source~ Hehe, follow the OP DIY~

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