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.
AM8T-0505DIZ Features
2 outputs
AM8T-0505DIZ Applications
There are a lot of Aimtec AM8T-0505DIZ Voltage Regulators applications.