Electronic circuit breaker , comprising - a first semiconductor switch (Q3) 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 (Q3), - wherein the first semiconductor switch (Q3) 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 (Q3), - 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 (Q3) 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 (Q3) 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 (C2) which is coupled to the control unit (μC) by means of a switch (S1) for supplying the nominal set value ( Iset,max ) or is discharged by means of the switch (S1), wherein the voltage applied to the capacitor (C2) represents the setpoint value (I set ). - a first semiconductor switch (Q3) 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 (Q3), - wherein the first semiconductor switch (Q3) 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 (Q3), - 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 (Q3) 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 (Q3) 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 (C2) which is coupled to the control unit (μC) by means of a switch (S1) for supplying the nominal set value ( Iset,max ) or is discharged by means of the switch (S1), wherein the voltage applied to the capacitor (C2) represents the setpoint value (I set ). <EOS>