12V LED Resistor Calculator (with Practical Example)
This calculator finds the series resistor value to be used with an LED and a +12 Volt supply. This resistor limits current into the diode and is required for proper …
Calculators
24V LED Resistor Calculator (with Examples)
This calculator finds the resistor value to be used with a LED (Light Emitting Diode) and a +24 Volt supply. It also provides the power dissipation in the resistor – …
5V LED Resistor Calculator (with Examples)
This calculator finds the resistor value to be used with an LED and a +5 Volt supply. It also provides the power dissipation in the resistor – an important number …
LED Resistor Calculator (with Practical Examples)
The LED (Light Emitting Diode) resistor calculator can help you determine the appropriate resistor value for a LED forward voltage drop and power supply. The resistor is used to limit …
Why is a Resistor Needed for a LED?
A current limiting resistor is used in series with a Light Emitting Diode (LED). In this post we will explain why we need this resistor. LED Current and Voltage Specifications …