The Surface Mount allows it to be used for RF Antennas in general.Tape & Reel (TR) solid enclosure protects the RF modulator.In most RF ic designs, it is qualified as a Surface Mount.Materially packaged according to Ceramic.
VJ5601M915MXBSR Features
With Surface Mount Ceramic materials
VJ5601M915MXBSR Applications
There are a lot of Vishay Vitramon VJ5601M915MXBSR RF Antennas applications.