Download the BC640-16 datasheet PDF.
This datasheet also includes the BC640 variant, as both parts are published together in a single manufacturer document.
BC636, BC636-16, BC638, BC640, BC640-16
High Current Transistors
PNP Silicon MAXIMUM RATINGS Rating Collector-Emitter Voltage BC636 BC638 BC640 Collector-Base Voltage BC636 BC638 BC640 Emitter-Base.