The OP said this was for "lifi". But do we know if the LEDs here are 3+V white light, or lower Vf IR? If the latter, then with 5V power one solution might be to put two LEDs in series, at 500mA.
The OP said this was for "lifi". But do we know if the LEDs here are 3+V white light, or lower Vf IR? If the latter, then with 5V power one solution might be to put two LEDs in series, at 500mA.