I have built a load to test the power draw of the board. It is 2x 2Ohm 50W resistors in series. This gives me a current draw of 5A at 20V. Cooling is not adequate yet, with 3.66A @ 14.6V the heatsink gets up to 92degC, with 3A @ 12V I am measuring 72degC. The fan cannot keep up with 5A @ 20V, the temperature rises to over 100degC in less than 2 minutes.
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