A system comprising: a current converter circuit for airfield ground lighting, the current converter circuit comprising: a bi-directional switch (106, 206) including a first metal-oxide-semiconductor field-effect transistor, MOSFET, and a second MOSFET; an inductor (108, 208) connected between a drain of the first MOSFET and a drain of the second MOSFET and configured to store energy from an alternating current, AC, source (102, 202) in response to the bi-directional switch (106, 206) being on, wherein the current converter circuit is configured to be connected to the AC source; a light emitting diode, LED (116, 216); an output capacitor (110, 210) configured to discharge to power the LED (116, 216); a first diode connected to the drain of the first MOSFET and the output capacitor (110, 210); a second diode connected to the drain of the second MOSFET and the output capacitor (110, 210); a third diode connected to a source of the first MOSFET; and a fourth diode connected to a source of the second MOSFET; and a controller configured to switch the bi-directional switch (106, 206) from on to off to cause the inductor (108, 208) to discharge to the output capacitor (110, 210) in response to a voltage across the output capacitor (110, 210) being less than a threshold voltage. a current converter circuit for airfield ground lighting, the current converter circuit comprising: a bi-directional switch (106, 206) including a first metal-oxide-semiconductor field-effect transistor, MOSFET, and a second MOSFET; an inductor (108, 208) connected between a drain of the first MOSFET and a drain of the second MOSFET and configured to store energy from an alternating current, AC, source (102, 202) in response to the bi-directional switch (106, 206) being on, wherein the current converter circuit is configured to be connected to the AC source; a light emitting diode, LED (116, 216); an output capacitor (110, 210) configured to discharge to power the LED (116, 216); a first diode connected to the drain of the first MOSFET and the output capacitor (110, 210); a second diode connected to the drain of the second MOSFET and the output capacitor (110, 210); a third diode connected to a source of the first MOSFET; and a fourth diode connected to a source of the second MOSFET; and a bi-directional switch (106, 206) including a first metal-oxide-semiconductor field-effect transistor, MOSFET, and a second MOSFET; an inductor (108, 208) connected between a drain of the first MOSFET and a drain of the second MOSFET and configured to store energy from an alternating current, AC, source (102, 202) in response to the bi-directional switch (106, 206) being on, wherein the current converter circuit is configured to be connected to the AC source; a light emitting diode, LED (116, 216); an output capacitor (110, 210) configured to discharge to power the LED (116, 216); a first diode connected to the drain of the first MOSFET and the output capacitor (110, 210); a second diode connected to the drain of the second MOSFET and the output capacitor (110, 210); a third diode connected to a source of the first MOSFET; and a fourth diode connected to a source of the second MOSFET; and a controller configured to switch the bi-directional switch (106, 206) from on to off to cause the inductor (108, 208) to discharge to the output capacitor (110, 210) in response to a voltage across the output capacitor (110, 210) being less than a threshold voltage.