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How to Wire Your DIY Off-Grid Solar Array Safely – Avoid Mistakes That Can Cost You

Electrical mistakes in DIY solar setups can be expensive or dangerous. This detailed tutorial shows step-by-step how to safely wire your off-grid solar array, including battery connections, fuses, ...
Electronic Design

Buck Converter Powers 5-V Circuits From 12-V Solar-Cell Array

The circuit described here is a 12-V dc to 5-V dc (±5%) switched-mode power supply (SMPS). The supply uses a 12-V input from an array of four 3-V dc, 40-mA solar cells connected in series. (The cells ...