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Buck converter LM3671 acting as a (weird) voltage follower
I am making a circuit which has buck converter LM3671 inside: http://www.ti.com/lit/ds/symlink/lm3671.pdf
Schematics are attached at the bottom of this post. In real application, power source is 3xAA/...
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Switching high voltage in a buck regulator from an awkward ground reference
I am making a HV buck regulator for driving 50W or 100W LED COBs in series, they have about 33V forward voltage each so I should be able to do up to 7 or maybe even 8 in series. 1.5A for the 50W COBs ...