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 …
Arduino LED Resistor Value Calculator
The Arduino [1] Input/Output (I/O) pins can be used to control an LED and make it blink. It does this, by turning the output pin on and off. Arduino Resistor …