The way of Tape & Reel (TR) is acceptable for shipping the power management.It is packaged the power management in 8-SOIC (0.154, 3.90mm Width) for ease of transportation.Surface Mount is an universal mounting way for easy adapting.
PS8A0027WEX Features
PS8A0027WEX Applications
There are a lot of Diodes Incorporated PS8A0027WEXPower Management applications.