Battery management circuit, power supply circuit and household appliance

• Main Authors: LIU SHIWEI, WANG BIAO, LIU RIHUI, LIU YU, HUANG YUCHENG, WANG RUNFA, ZOU DINGSHAN
• Format: Patent
• Language: Chinese; English
• Published: 21.03.2023
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The utility model provides a battery management circuit, a power supply circuit and a household appliance. The battery management circuit comprises a first power supply circuit, the input end of which is used for accessing electric energy equipment, and the output end of which is used for accessing a load to provide electric energy for the load; the interface circuit is used for being connected with a battery, is connected with the output end and is used for providing electric energy of the battery to a load through the output end when the input end is not connected with the electric energy equipment; the input detection circuit is connected with the input end and detects an access signal of the electric energy equipment; and the charging circuit is connected with the input end and the interface circuit and is used for charging a battery corresponding to the interface equipment by using electric energy provided by the electric energy equipment. The power management circuit provided by the utility model can re