Burden Resistor calculation: Difference between revisions
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R = (Vcc * Turns) / (2√2 * Irms) | R = (Vcc * Turns) / (2√2 * Irms) | ||
R: | '''R''': Burden resistor value in Ohm<br> | ||
Vcc: ADC max voltage range (usually 3.3V)<br> | '''Vcc''': ADC max voltage range (usually 3.3V)<br> | ||
Turns: Number of CT sensor turns<br> | '''Turns''': Number of CT sensor turns<br> | ||
Irms: Max current to be read in rms<br> | '''Irms''': Max current to be read in rms<br> | ||
Revision as of 16:01, 13 May 2017
Burden Resistor Formulae
R = (Vcc * Turns) / (2√2 * Irms)
R: Burden resistor value in Ohm
Vcc: ADC max voltage range (usually 3.3V)
Turns: Number of CT sensor turns
Irms: Max current to be read in rms