should have realized this before

In LT Spice, if you alt/click on a power supply, it graphs the power output. It gets the sign correct, negative power dissipation.

It sometimes helps to add a lowpass filter to the supply output so current spikes don't make radical power excursions, but that doesn't affect the result.

John Larkin         Highland Technology, Inc 

lunatic fringe electronics
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John Larkin
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That's handy. I hadn't thought of it, either.


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