An automotive light-emitting diode, LED, driving apparatus for operating an LED unit in which first and second LED groups (20-1, 20-2) are connected in series, being configured to operate the LED groups based on a control signal received from a control device of a vehicle, the automotive LED driving apparatus comprising: a voltage input unit (Vin) configured to receive an input voltage; a current controller configured to generate a current with a predetermined level by adjusting the input voltage, received from the voltage input unit, and configured to provide the generated current to an input terminal of the first LED group; a first feedback path configured to feed back a voltage applied to a first node, connectable to an output terminal of the first LED group, to an input terminal of the current controller; and a first switching unit disposed on the first feedback path and configured to switch on or off based on the control signal, characterized in that the voltage input unit (Vin) is further configured to provide the input voltage received from a power device of the vehicle to the current controller, wherein the automotive LED driving apparatus further comprises a second switching unit configured to be disposed between an output terminal of the second LED group and a ground and configured to switch on or off based on the control signal, wherein the first switching unit is configured to turn on, and the second switching unit is configured to turn off, when the control signal corresponds to an input to turn on the first LED group and turn off the second LED group, so that the current controller operates as a buck-boost converter; and wherein the first switching unit is configured to turn off, and the second switching unit is configured to turn on, when the control signal corresponds to an input to turn on the first and second LED groups, so that the current controller operates as a boost converter. a voltage input unit (Vin) configured to receive an input voltage; a current controller configured to generate a current with a predetermined level by adjusting the input voltage, received from the voltage input unit, and configured to provide the generated current to an input terminal of the first LED group; a first feedback path configured to feed back a voltage applied to a first node, connectable to an output terminal of the first LED group, to an input terminal of the current controller; and a first switching unit disposed on the first feedback path and configured to switch on or off based on the control signal, characterized in that the voltage input unit (Vin) is further configured to provide the input voltage received from a power device of the vehicle to the current controller, wherein the automotive LED driving apparatus further comprises a second switching unit configured to be disposed between an output terminal of the second LED group and a ground and configured to switch on or off based on the control signal, wherein the first switching unit is configured to turn on, and the second switching unit is configured to turn off, when the control signal corresponds to an input to turn on the first LED group and turn off the second LED group, so that the current controller operates as a buck-boost converter; and wherein the first switching unit is configured to turn off, and the second switching unit is configured to turn on, when the control signal corresponds to an input to turn on the first and second LED groups, so that the current controller operates as a boost converter.