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• ohms law - Calculate series resistor value for LED on 220 Vac RMS supply - Electrical Engineering Stack Exchange

ohms law - Calculate series resistor value for LED on 220 Vac RMS supply - Electrical Engineering Stack Exchange

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The traditional way to find the resistor value I can find on the internet is: (Input Voltage - Forward Voltage) / Current In my case, the Input Voltage is 200 Vac, forward red LED voltage is 2 V a

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