Circuit designed to draw controlled current.
Circuit designed to draw controlled current.
Electronic switch controlling power to a load.
Controller allowing hardware replacement while powered.
Circuit controlling the order of power activation.
Integrated circuit protecting electronic hardware.
Circuit equalizing individual battery-cell voltages.
Battery-management system controlling battery cells.
Circuit estimating remaining battery charge.
Hardware monitoring battery conditions.
Circuit managing battery charging.
Everything is a system, and every system contains systerms.