There is an optimized performance in this voltage regulator because it utilizes the Tube package. In this case, DC DC switching regulator has 2 outputs configured to it. DC DC switching regulators like this one generate Fixed outputs on their output pins to handle the power management. It has a 8-pin voltage regulator dc to dc.
REC5-1215DRW/H1/A Features
2 outputs
REC5-1215DRW/H1/A Applications
There are a lot of RECOM Power REC5-1215DRW/H1/A Voltage Regulators applications.