c945.pdf datasheet:

C945 TRANSISTOR (NPN) SOT-23 FEATURE Excellent hFE Linearity Low noise 1. BASE 2. EMITTER Complementary to A733 3. COLLECTOR MARKING:CR MAXIMUM RATINGS (TA=25 unless otherwise noted) Symbol Parameter Value UnitsVCBO Collector-Base Voltage 60 VVCEO Collector-Emitter Voltage 50 VVEBO Emitter-Base Voltage 5 VIC Collector Current -Continuous 150 mA PC Collector Power Dissipation 200 mW TJ Junction Temperature 150 Tstg Storage Temperature -55-150 ELECTRICAL CHARACTERISTICS (Tamb=25 unless otherwise specified) Parameter Symbol Test conditions MIN TYP MAX UNITCollector-base breakdown voltage V(BR)CBO IC=100uA, IE=0 60 VCollector-emitter breakdown voltage V(BR)CEO IC=1mA , IB=0 50 VEmitter-base breakdown voltage V(BR)EBO IE=0.1mA, IC=0 5 VCollector cut-off current ICBO VCB=60V, IE=0 0.1 uACollector cut-off current ICE