This is one Lot (Qty. 10) of New Avago/Agilent/HP RF PIN Switch Limiter Diode, Part Number: HSMP-4820-TR1 in SOT-23 Package.
General Spec:
Spec see Data Sheet at:
http://www.avagotech.com
http://www.datasheetarchive.com/dlmain/Datasheets-305/76372.pdf