As it has a Surface Mount value, it can be used for general RF Antennas.There is a Tape & Reel (TR) solid enclosure around the RF modulator.Because of its Surface Mount, it is suitable for most RF ic.
1905AT45A0050E Features
With Surface Mount
1905AT45A0050E Applications
There are a lot of Johanson Technology Inc. 1905AT45A0050E RF Antennas applications.