Control circuit for electric kettle

The invention discloses a control circuit for an electric kettle. The control circuit comprises a power supply circuit and also comprises a reduction voltage circuit, a filter and rectifier circuit, a voltage stabilizing circuit, a micro-processor, a relay circuit and a heating circuit, wherein the output end of the reduction voltage circuit is connected with the input end of the filter and rectifier circuit; one path of the output end of the filter and rectifier circuit is connected to the input end of the voltage stabilizing circuit; one path of the output end of the filter and rectifier circuit is connected with the input end of the relay circuit; the output end of the voltage stabilizing circuit is connected with the input end of the microprocessor; the output end of the microprocessor is connected with the input end of a relay, and the output end of the relay is connected with the input end of the heating circuit. The control circuit also comprises a protection circuit connected between the output end of