View bc847b datasheet:

BC847B BC847C ® SMALL SIGNAL NPN TRANSISTORS PRELIMINARY DATA Type Marking BC847B 1F BC847C 1G SILICON EPITAXIAL PLANAR NPN TRANSISTORS MINIATURE SOT-23 PLASTIC PACKAGE FOR SURFACE MOUNTING CIRCUITS TAPE AND REEL PACKING BC847B - THE PNP COMPLEMENTARY TYPE IS BC857B SOT-23 APPLICATIONS WELL SUITABLE FOR PORTABLE EQUIPMENT SMALL LOAD SWITCH TRANSISTORS WITH HIGH GAIN AND LOW SATURATION VOLTAGE INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VCBO Collector-Base Voltage (IE = 0) 50 V V Collector-Emitter Voltage (I = 0) 45 V CEO B VEBO Emitter-Base Voltage (IC = 0) 6 V IC Collector Current 100 mA ICM Collector Peak Current 200 mA Ptot Total Dissipation at TC = 25 oC 250 mW o T Storage Temperature -65 to 150 C stg o Tj M