In order to save space on the board, the 256-LBGA package is used.For packing, Tray is used.The mounting type of this telecom circuit is Surface Mount.Telecom switching's base part number of PSB50505 can be a method to find more related parts.
PSB 50505 E V1.3-G Features
Available in the 256-LBGA package
PSB 50505 E V1.3-G Applications
There are a lot of Infineon Technologies PSB 50505 E V1.3-G Telecom applications.