C4508 Overview
IB=0 V(BR)CBO Collector-base breakdown voltage IC=1mA ; IE=0 V(BR)EBO Emitter-base breakdown voltage IE=1mA ; IC=0 VCEsat Collector-emitter saturation voltage IC=4A ;IB=0.8A VBEsat Base-emitter saturation voltage IC=4A ;IB=0.8A ICBO Collector cut-off current VCB=450V;.