So why roll your own buck-boost converter for the ground up? Maybe because sometimes the best way to learn is by doing. When it comes to clear and succinct explanations, [GreatScott!] has you covered.

I read this as converts 8v into 100v, AKA a boost converter. I see now the title should have been: “accepts up to 100v”. I feel the title could be less ambiguous.

Buck-Boost DC-DC Converters are versatile power electronic devices that facilitate the conversion of a direct current (DC) input to a DC output that may be either higher or lower than the supply ...

Data sheet typical application 2 – scroll down for a note on this diagram. When the input drops below a threshold, it is disconnected and the load is instead powered from the supercapcitor via the ...