soft start circuit 12 and the error amplifier circuit 13 in the first state and when a predetermined time has passed after receiving the enable signal en sets the soft start circuit 12 and the error amplifier circuit 13 in the second state fig6 is a block diagram illustrating a configuration of a third modified example of switching regulator according to an embodiment of the invention the switching regulator in fig6 shows a modified example of the control circuit 11 shown in fig1 which provides a limit current watching circuit 11 c to generate a control signal vlimdet to control the soft start circuit 12 and the error amplifier circuit 13 according to the limiting signal vlim the limit current watching circuit 11 c when the switching regulator receives the enable signal en as input sets the soft start circuit 12 and the error amplifier circuit 13 in the first state and when the input current iin becomes greater than the current limit value ilim sets the soft start circuit 12 and the error amplifier suit 13 in the second state with a switching regulator disclosed in at least one embodiment of the present invention a switching control circuit can or event inrush current from being generated while starting an output voltage by controlling a duty cycle of a switching signal according to a limiting signal and limiting.