LED circuit
ELECTRICAL CIRCUIT USED TO POWER A LIGHT-EMITTING DIODE
LED circuits; LED as light sensor; LEDs as photodiode light sensors; LEDs as light sensors; Electrical polarity of LEDs; LED power sources; Electrical polarity of a LED; Electrical polarity LEDs; LED driver; LEDs as Photodiode Light Sensors
In electronics, an LED circuit or LED driver is an electrical circuit used to power a light-emitting diode (LED). The circuit must provide sufficient current to light the LED at the required brightness, but must limit the current to prevent damaging the LED.