There is a package called Tape & Reel (TR) that contains buck boost converter.POWER SUPPLY SUPPORT CIRCUIT is the analog IC that this power converter employs.
MAX20046GTCA/VY+T Features
Tape & Reel (TR) package
MAX20046GTCA/VY+T Applications
There are a lot of Maxim Integrated MAX20046GTCA/VY+T Current Regulation/Managements applications.