View bcx17 datasheet:

BCX17 ® SMALL SIGNAL PNP TRANSISTOR PRELIMINARY DATA Type Marking BCX17 T1 SILICON EPITAXIAL PLANAR PNP TRANSISTOR MINIATURE SOT-23 PLASTIC PACKAGE FOR SURFACE MOUNTING CIRCUITS TAPE AND REEL PACKING THE NPN COMPLEMENTARY TYPE IS BCX19 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 VCBO Collector-Base Voltage (IE = 0) -50 V V Collector-Emitter Voltage (I = 0) -45 V CEO B VEBO Emitter-Base Voltage (IC = 0) -5 V IC Collector Current -0.5 A ICM Collector Peak Current -1 A Ptot Total Dissipation at TC = 25 oC 250 mW o T Storage Temperature -65 to 150 C stg o Tj Max. Operating Junction Temperatur