BSS50A Datasheet PDF - Comset Semiconductors

SILICON PLANAR EPITAXIAL TRANSISTORS

They are NPN transistors mounted in TO-39 metal package.
They are designed for use in industrial switching applications e.g. print hammer, solenoid, relay and lamp driving .
PNP complements are the BSS60A – 61A – 62A .
Compliance to RoHS.