View 2sa1890 e datasheet:

Transistor 2SA1890 Silicon PNP epitaxial planer type For low-frequency output amplification Unit: mm Complementary to 2SC5026 1.5± 0.1 4.5± 0.1 1.6± 0.2 Features Low collector to emitter saturation voltage VCE(sat). High collector to emitter voltage VCEO. 45° Mini type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the magazine 0.4± 0.08 0.4± 0.04 packing. 0.5± 0.08 1.5± 0.1 3.0± 0.15 Absolute Maximum Ratings (Ta=25?C) 3 2 1 Parameter Symbol Ratings Unit Collector to base voltage VCBO –80 V marking Collector to emitter voltage VCEO –80 V Emitter to base voltage VEBO –5 V Peak collector current ICP –1.5 A 1:Base 2:Collector EIAJ:SC–62 Collector current IC –1 A 3:Emitter Mini Power Type Package Collector pow