1 Designing a Li-Ion Battery Gauge with the LM3914 - EEVblog #204
Recommended as a worked design of an LED battery level indicator using the LM3914, and valued for showing how resistor values are calculated with Ohm's law.
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Recommended as a worked design of an LED battery level indicator using the LM3914, and valued for showing how resistor values are calculated with Ohm's law.
Suggested as a practical GreatScott guide to building a lithium-ion pack, including how a three-cell setup wires its protection board and balance leads.
Recommended as a walkthrough of assembling a large 18650 lithium-ion battery bank in a toolbox for about $650, useful for costing a custom pack.