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power: add battery notes & another mppt charger

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Sebastian Kuzminsky 2025-08-28 16:32:02 -06:00
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hardware/power.md
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@ -2,6 +2,9 @@
* lipo can charge at 1C * lipo can charge at 1C
* 5900mAh -> 5.9A * 5900mAh -> 5.9A
Strawman design proposal: 1S LiPo, 18650 for easy ubiquitous availability
(~3,000 mAh). Add cells in parallel until you get the capacity you want.
## CHARGERS ## CHARGERS
1. [5V 2A USB-C](https://www.amazon.com/DWEII-Converter-Step-Up-Charging-Protection/dp/B09YD5C9QC/) 1. [5V 2A USB-C](https://www.amazon.com/DWEII-Converter-Step-Up-Charging-Protection/dp/B09YD5C9QC/)
2. [5V 2A](https://www.amazon.com/Ruiwaer-Discharge-Integrated-Adjustable-Charging/dp/B08QHVW5J8) 2. [5V 2A](https://www.amazon.com/Ruiwaer-Discharge-Integrated-Adjustable-Charging/dp/B08QHVW5J8)
@ -14,3 +17,4 @@
* mppt charge controllers: * mppt charge controllers:
1. <https://www.amazon.com/Waveshare-Solar-Power-Manager-Regulated/dp/B0CT2ZBML9> 1. <https://www.amazon.com/Waveshare-Solar-Power-Manager-Regulated/dp/B0CT2ZBML9>
2. <https://www.amazon.com/4-4-6-5V-Lithium-Battery-Charger-Controller/dp/B08DY28BXW> 2. <https://www.amazon.com/4-4-6-5V-Lithium-Battery-Charger-Controller/dp/B08DY28BXW>
3. <https://www.amazon.com/Lithium-Battery-Charger-Charging-Converter/dp/B089NG9TFW>