A balancing apparatus, a battery management system and a battery pack including the battery management system are described. The balancing apparatus includes a voltage regulator to generate a first high level voltage from a voltage of an auxiliary battery, a power switch electrically connected to a high voltage node of a battery group, a DC-DC converter to generate a second high level voltage from a voltage applied to a voltage input terminal, a balancing unit including a plurality of balancing circuits connected in parallel to a plurality of battery cells of the battery group; and a control unit to hold the first high level voltage applied to the control terminal of the power switch in response to the second high level voltage being applied to the power terminal.
Balancing apparatus, and battery management system and battery pack including the same
27.06.2023
Patent
Elektronische Ressource
Englisch
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