US 2023/0420969 A1 · CURRENT CONSUMPTION CONTROL DEVICE AND BATTERY MANAGEMENT DEVICE COMPRISING SAME

Abstract

An apparatus for controlling current consumption of a battery management system (BMS) managing a battery pack, including an input unit including a logic element to which a charger connection signal and an always constant power source off signal are input, an operation unit including a control circuit, the control circuit including a plurality of switches, a plurality of operational amplifiers, and a plurality of resistance elements, and the operation unit generates a current consumption control signal for at least one component in the BMS according to an output of the logic element and an output voltage of the battery pack.

Claims17

Dependent claims

An apparatus for controlling current consumption of a battery management system (BMS) managing a battery pack, the apparatus comprising:

an input unit including a logic element to which a charger connection signal and an always constant power source off signal are input;
an operation unit including a control circuit,
wherein the control circuit includes:
a plurality of switches;
a plurality of operational amplifiers;
and
a plurality of resistance elements, and
wherein the operation unit is configured to generate a current consumption control signal for at least one component in the BMS according to an output of the logic element and an output voltage of the battery pack.

5 more elements

A battery management apparatus managing a battery pack, the battery management apparatus comprising:

a current consumption control circuit including:
a logic element to which a charger connection signal and an always constant power source off signal are input;
a plurality of switches;
a plurality of operational amplifiers;
and
a plurality of resistance elements,
wherein the current consumption control circuit is configured to generate a current consumption control signal according to an output of the logic element and an output voltage of the battery pack;
a main controller configured to receive the current consumption control signal and operate in a current consumption minimizing method;
and
a power supply configured to stop supply of switched power or always constant power in response to receiving the current consumption control signal.

7 more elements

Dependencies are inferred from the claim text.

Current consumption control device and battery management device comprising same

Life of this patent

Current consumption control device and battery management device comprising same

Life of this patent

Abstract

Claims17