Patent attributes
A power bank with charging management comprises: a charging interface, a charging circuit, a rechargeable battery and a CPU. The charging interface is connected to an external power supply; the charging circuit comprises a voltage and current detecting circuit and a voltage regulating circuit; the input terminal of the voltage and current detecting circuit is connected with the charging interface, for detecting the charging voltage and the operating current of the charging circuit; the CPU is connected with the voltage and current detecting circuit and the voltage regulating circuit, for controlling the voltage regulating circuit to work at the maximum power of the power bank; the input terminal of the voltage regulating circuit is connected with the output terminal of the voltage and current detecting circuit; the output terminal of the voltage regulating circuit is connected with the rechargeable battery, for charging the rechargeable battery at the maximum power.