Adding cheap and simple solar power to our small outdoor projects (e.g. ESP32, ESP8266, Arduino Pro Mini) removes the need to save energy or recharge batteries. Today we will enhance a simple 50 cents Li-Ion charger board to do exactly that.
I am a proud Patreon of @GreatScott!, @ElectroBOOM , @Electronoobs , @EEVblog , and others. No Docker, No Microsoft Teams, Zoom
Links:
TP4056 boards:
https://s.click.aliexpress.com/e/_ATFwwH or
https://amzn.to/2RqelKK or
https://bit.ly/3eMmZw5ESP32 WROOM :
https://s.click.aliexpress.com/e/_DdXCHi3 or
https://amzn.to/3rFVvBcESP32 PCB (different color) :
https://s.click.aliexpress.com/e/_ABYXuDSolar panel 6V :
https://s.click.aliexpress.com/e/_9xQ3CDSolar Panels 5 - 5.5V :
https://s.click.aliexpress.com/e/_AfVbIzVoltage Regulator HT7333 :
https://s.click.aliexpress.com/e/_ADLhElSchottky Diodes (used 1N5819) :
https://s.click.aliexpress.com/e/_AXOsKvFQP27P06 :
https://s.click.aliexpress.com/e/_A5T7ohExplanation of Power Path:
https://youtu.be/T70mBHeIOZAThe links above usually are affiliate links that support the channel (no additional cost for you).
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