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3S2P lithium-ion DIY powerbank

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A2L

0.2mm layer, 2 walls, 15% infill
0.2mm layer, 2 walls, 15% infill
Designer
2.9 h
1 plate

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Description

assembly is pretty straightforward, i used a battery from a samsung freestyle projector, with a 40A car fuse for overcurrent protection in extreme cases, a 20MM switch for the high power output via the banana plugs, a small 12V 3010 fan for cooling, a small led panel for the light and a few other things

 

PARTSLIST:

2x banana plugs

1x 20mm round switch

1x small square switch (idk dimensions)

1x 12V 3010 fan

1x 10-30V to usb PD board 

1x battery level display (you can swap it for a current measurement one)

1x 8mm toggle switch for ACC power

1x power jack for ACC output power 

1x XT60 connector

1x 5pin balance charger connector 

1x 25A fuse for separation ACC circuit (optional)

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