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Unable to start and run 12 V DC pump, only jolts
I have a 12V 19 watt DC water pump (800LPH), A 12 V DC step down converter, and two Dewalt batteries.
One at 18 V 5 Ah, other 18-54 V 9 Ah.
I've connected pump to step down to battery correctly, but ...
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3
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DC Buck Converter for more than 3A
I want to use an Arduino Nano to controll an LED strip using an WS2812B IC. The strip takes 5V at 3.6A. I want to power the arduino and the strip using two 18650 Li-ion batteries (LGDBHE41865), which ...