Control method of refrigeration chip, refrigeration device and refrigerator

The invention provides a control method of a refrigeration chip, a refrigeration device and a refrigerator. The control method is applied to the refrigeration device and comprises the steps that temperature change information of a refrigeration chip is obtained; and adjusting the working current of the refrigeration chip based on the temperature change information. According to the control method provided by the invention, the stability of the refrigeration chip can be improved.