LED Current Draw Calculator
This tool calculates the current through a Light Emitting Diode (LED). To calculate the current draw through an LED, you need to know the voltage supply (V), the forward voltage …
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LED Current Limiting Resistance Calculator (with Practical Example)
This calculator can help you determine the appropriate resistor value for a LED forward voltage drop and power supply. The resistor is used to limit the amount of current into …
MHz in Ethernet Cables – What does it mean?
In the context of Ethernet cables, “MHz” refers to megahertz, a unit of frequency that measures the bandwidth capacity of the cable. The picture below shows a cable rated for …
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 …
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 – …