BATTERY MANAGEMENT DEVICE AND BATTERY PACK INCLUDING SAME

A battery management device according to an aspect of the present disclosure includes: a plurality of slave controllers including at least one sensing port connected to at least one battery cell provided to a plurality of battery modules through a sensing line to sense a voltage of each connected battery cell and at least one ID allocation port for receiving the voltage from the sensing line when being connected to the sensing line, the plurality of slave controllers being configured to be connected to at least one corresponding battery module among the battery modules; and a master controller connected to the plurality of slave controllers, respectively, to receive voltage information about the voltage applied to the ID allocation port from the slave controller and allocate a regular ID to each of the plurality of slave controllers based on the received voltage information.