Electronic circuit breaker, comprising - a first semiconductor switch connected in a current path between a voltage input and a load output, and - a control device connected to the control input of the first semiconductor switch, - wherein the first semiconductor switch is controlled in dependence on an actual value (I ist) of the load current (h ead) supplied to the control device, - wherein the control device is configured for current limiting as well as for switching off the first semiconductor switch, - wherein the control device comprises a control unit (μC), - wherein the control device or respectively the control unit (μC) outputs a signal (Off) to a current limiting circuit and/or to a switch-off circuit for switching off the first semiconductor switch when the actual value (I ist) exceeds a maximum value (I short), characterized in - that the current limiting circuit is supplied on the input side with the actual value (I ist) and with a nominal setpoint value (I set,max), - that the current-limiting circuit comprises an adjustment element, to which the nominal setpoint value (I set,max) is supplied on the input side and which outputs a setpoint value (I set) on the output side, wherein the first semiconductor switch is actuated in a current-limiting state in dependence on the setpoint value (I set) and the actual value (I ist), and - that the adjustment element comprises a capacitor which is coupled to the control unit (μC) by means of a switch for supplying the nominal set value ( Iset,max) or is discharged by means of the switch, wherein the voltage applied to the capacitor represents the setpoint value (I set). - a first semiconductor switch connected in a current path between a voltage input and a load output, and - a control device connected to the control input of the first semiconductor switch, - wherein the first semiconductor switch is controlled in dependence on an actual value (I ist) of the load current (h ead) supplied to the control device, - wherein the control device is configured for current limiting as well as for switching off the first semiconductor switch, - wherein the control device comprises a control unit (μC), - wherein the control device or respectively the control unit (μC) outputs a signal (Off) to a current limiting circuit and/or to a switch-off circuit for switching off the first semiconductor switch when the actual value (I ist) exceeds a maximum value (I short), - that the current limiting circuit is supplied on the input side with the actual value (I ist) and with a nominal setpoint value (I set,max), - that the current-limiting circuit comprises an adjustment element, to which the nominal setpoint value (I set,max) is supplied on the input side and which outputs a setpoint value (I set) on the output side, wherein the first semiconductor switch is actuated in a current-limiting state in dependence on the setpoint value (I set) and the actual value (I ist), and - that the adjustment element comprises a capacitor which is coupled to the control unit (μC) by means of a switch for supplying the nominal set value ( Iset,max) or is discharged by means of the switch, wherein the voltage applied to the capacitor represents the setpoint value (I set).