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Calculating Required Output Efficiency

* Note: Include the rating of your thermal grease or themal pad when selecting a heatsink

Begin:

Maximum Desired Operating Temperature
ºC

Next

Maximum Ambient Air Temperature Available to cool the heatsink
ºC Next

Combined Heatsink & Thermal Pad/Grease Rating

ºC/Watt Next

Required Output Power
Watts Next

Calculation Complete:

Your Efficiency Must Be
%
Reset