View mmbt2222a datasheet:

MMBT2222A ® SMALL SIGNAL NPN TRANSISTOR PRELIMINARY DATA Type Marking MMBT2222A M22 SILICON EPITAXIAL PLANAR NPN TRANSISTOR MINIATURE SOT-23 PLASTIC PACKAGE FOR SURFACE MOUNTING CIRCUITS TAPE & REEL PACKING THE PNP COMPLEMENTARY TYPE IS MMBT2907A APPLICATIONS SOT-23 WELL SUITABLE FOR PORTABLE EQUIPMENT SMALL LOAD SWITCH TRANSISTOR WITH HIGH GAIN AND LOW SATURATION VOLTAGE INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V Collector-Emitter Voltage (I = 0) 75 V CBO E VCEO Collector-Emitter Voltage (IB = 0) 40 V V Emitter-Base Voltage (I = 0) 6 V EBO C IC Collector Current 0.6 A I Collector Peak Current (t < 5 ms) 0.8 A CM p Ptot Total Dissipation at Tamb = 25 oC 350 mW o T Storage Temperature -65 to 150 C stg o Tj Max