A circuit arrangement, in particular a driver circuit, for controlling at least one light-emitting component, said light-emitting component being embodied as at least one light-emitting diode or electroluminescent diode or as at least one semiconductor laser, wherein the circuit arrangement comprises: - at least one first supply element (10; 10') for supplying the circuit arrangement with voltage, said supply element (10; 10') being embodied as at least one voltage source or as at least one current source capacitively supported on the output side, and - at least one switching element for controlling the light-emitting component by means of switching the switching element at least between a first switching position and a second switching position, wherein at least one further circuit component (40; 40') is switched to active or switched on in the second switching position, wherein the further circuit component (40; 40') is at least one voltage-limiting element provided for varying the operating voltage of the light-emitting component, said voltage-limiting element being arranged in parallel to the switching element, - wherein in the first switching position the entire or almost the entire voltage provided by the first supply element (10; 10') drops across the light-emitting component, - wherein in the first switching position the voltage-limiting element (40; 40') is arranged in parallel to the switching element, - wherein in the second switching position the voltage-limiting element (40; 40') is arranged in series to the light-emitting component, characterized in that the voltage-limiting element (40; 40') comprises at least one second supply element (42; 42'), said second supply element (42; 42') being embodied as at least one voltage source or as at least one current source capacitively supported on the output side, and at least one transistor (44; 44'), wherein transistor (44; 44') -- comprises a gate terminal supplied with a voltage by the second supply element (42; 42'), and a source terminal assigned to an node point connecting the light-emitting component, the switching element and the voltage-limiting element, -- comprises a drain terminal assigned to a ground potential or reference potential, in particular ground, -- features a high resistance and blocks when the source gate voltage is smaller than the threshold voltage of the transistor (44, 44'), and -- features a low resistance and opens when the source gate voltage is greater than the threshold voltage of the transistor (44, 44'). - at least one first supply element (10; 10') for supplying the circuit arrangement with voltage, said supply element (10; 10') being embodied as at least one voltage source or as at least one current source capacitively supported on the output side, and - at least one switching element for controlling the light-emitting component by means of switching the switching element at least between a first switching position and a second switching position, wherein at least one further circuit component (40; 40') is switched to active or switched on in the second switching position, wherein the further circuit component (40; 40') is at least one voltage-limiting element provided for varying the operating voltage of the light-emitting component, said voltage-limiting element being arranged in parallel to the switching element, - wherein in the first switching position the entire or almost the entire voltage provided by the first supply element (10; 10') drops across the light-emitting component, - wherein in the first switching position the voltage-limiting element (40; 40') is arranged in parallel to the switching element, - wherein in the second switching position the voltage-limiting element (40; 40') is arranged in series to the light-emitting component, -- comprises a gate terminal supplied with a voltage by the second supply element (42; 42'), and a source terminal assigned to an node point connecting the light-emitting component, the switching element and the voltage-limiting element, -- comprises a drain terminal assigned to a ground potential or reference potential, in particular ground, -- features a high resistance and blocks when the source gate voltage is smaller than the threshold voltage of the transistor (44, 44'), and -- features a low resistance and opens when the source gate voltage is greater than the threshold voltage of the transistor (44, 44').