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Let's look inside cheapest ebike 48V LiIon battery charger — minimum components, but but it performs its functions.

102
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Affordable smart capacitor-based activebalancer from JBD. Full teardown and components identification.

177

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How to deal with addressable RGB LED (like WS2812B) when you have only 3.3V rail?

4.52K
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Category:Voltage Monitoring, Battery Charge Measurement, Low Power Consumption
Severity:🟨 Low
Resolution:📟 Hardware
Description:When you have battery powered device with low power consumption during standby the device current should be as small as possible, so voltage divider from battery should be controlled and be enabled only during ADC measurement.
1.86K
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