Tray is acceptable as a shipping the power management method.To facilitate transportation, it is packaged the power management in 32-WFQFN Exposed Pad .Surface Mount is a universal mounting method that is easy to adapt.To find more power ic's pin-to-pin solutions, try searching MAX17073 .Surface Mount can be mounted on PCBs or other boards.
MAX17073ETJ+ Features
MAX17073ETJ+ Applications
There are a lot of Maxim Integrated MAX17073ETJ+Power Management applications.