mmbt2222at.pdf datasheet:

September 2008MMBT2222ATNPN Epitaxial Silicon TransistorFeaturesC General purpose amplifier transistor.E Ultra-Small Surface Mount Package for all types.B General purpose switching & amplification application Marking : A02 SOT-523FAbsolute Maximum Ratings Ta = 25C unless otherwise notedSymbol Parameter Value UnitVCBO Collector-Base Voltage 75 VVCEO Collector-Emitter Voltage 40 VVEBO Emitter-Base Voltage 6 VIC Collector Current 600 mATJ Junction Temperature 150 CTSTG Storage Temperature Range -55 ~ 150 C* 1. These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. 2. These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations. Thermal Characteristics* Ta=25C unless otherwise notedSymbol Parameter Max UnitP