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It turns out that with one solar panel (out of the pair) with some of the cells partially blocked off, the LI battery device charged normally. I think we're overdriving it. Is it possible to build a 40W max charge controller so I don't overdirve it?
We have *2 solar panels wired in parallel, that each output 3.12A max, and a **LI battery pack that can be used to supply 120VAC or charge devices over USB. The input for the battery is rated at 2A, when we connect the solar cells to the batter pack input the charge indicator acts strangely...
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