Adding an optocoupler (U2) and a resistor to this power circuit is all that's needed to ensure the proper startup sequence of the 3.3- and 5-V converters

AuthorsAlan Adamsky
Main DocumentArticle «Add two components to power supply to ensure proper voltage sequencing»
DescriptionFigure 1
File Format / SizePDF / 32 Kb
Document Languageenglish

Adding an optocoupler (U2) and a resistor to this power circuit is all that's needed to ensure the proper startup sequence of the 3.3- and 5-V converters