Patent ID: 11962232
Assignee: LG INNOTEK CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 10:
11. A DC-DC converter control method comprising:
sensing a remaining amount of a battery by using a sensing circuit;
determining one of a plurality of modes as a current mode based on the remaining amount of the battery;
turning off a sensing switch included in the circuit when the current mode is a sleep mode; and
maintaining the sensing switch in an on state when the current mode is not a sleep mode,
wherein the current mode is determined as the sleep mode when a remaining amount of the battery is less than or equal to a first value,
wherein the current mode is determined as the shutdown mode when the remaining amount of the battery is less than or equal to a second value, and
wherein the second value is smaller than the first value.