Calculating Required Output Efficiency

Step One:

Maximum Desired Operating Temperature
ºC

Next

Step Two:

Maximum Ambient Air Temperature Available to cool the heatsink
ºC

Next

Step Three:

Combined Heatsink & Thermal Pad/Grease Rating

ºC/Watt

Next

Step Four:

Required Output Power
Watts

Next

Calculation Complete:

Your Efficiency Must Be
%

Reset