Drain Efficiency Calculator

The Drain Efficiency of a Power Electronic Device is the ratio of Output Power to the input DC Power. Drain Efficiency gets its name from FET devices, in which the primary terminal where DC power is supplied is the drain. This Calculator calculates the Drain efficiency of a FET device.

Enter output power and DC power to calculate the drain efficiency

Result

  • Drain Efficiency
    %
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Drain Efficiency is a method of accessing efficiency in Power Electronics. Drain Efficiency gets its name from FET devices, in which the primary terminal where DC power is supplied is the drain. Drain Efficiency is the ratio of output RF Power to the input DC Power. In regards to amplifiers, efficiency is the ratio between the output power to the DC input power, and thus referred to as drain efficiency. Drain Efficiency is represented as a percentage whereas the Output Power and DC Power are represented in Watts(W).


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