View 2sd1619 datasheet:

Ordering number:1785A PNP/NPN Epitaxial Planar Silicon Transistors 2SB1119/2SD1619 LF Amplifier, Electronic Governor Applications Features Package Dimensions · Very small size making it easy to provide high- unit:mm density, small-sized hybrid IC’s. 2038 [2SB1119/2SD1619] E : Emitter C : Collector B : Base ( ) : 2SB1119 SANYO : PCP (Bottom view) Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO (–)25 V Collector-to-Emitter Voltage VCEO (–)25 V Emitter-to-Base Voltage VEBO (–)5 V Collector Current IC (–)1 A Collector Current (Pulse) ICP (–)2 A Collector Dissipation PC 500 mW Mounted on ceramic board (250mm2?0.8mm) 1.3 W ?C Junction Temperature Tj 150 Storage Temperature Tstg –55 to +150 ?