View 2sa1018 e datasheet:

Transistor 2SA1018 Silicon PNP epitaxial planer type For general amplification Unit: mm Complementary to 2SC1473 5.0� 0.2 4.0� 0.2 Features High collector to emitter voltage VCEO. Absolute Maximum Ratings (Ta=25?C) Parameter Symbol Ratings Unit Collector to base voltage VCBO �250 V +0.2 +0.2 Collector to emitter voltage VCEO �200 V 0.45 �0.1 0.45 �0.1 1.27 1.27 Emitter to base voltage VEBO �5 V Peak collector current ICP �100 mA Collector current IC �70 mA 1 2 3 1:Emitter Collector power dissipation PC 750 mW 2:Collector 3:Base 2.54� 0.15 Junction temperature Tj 150 ?C JEDEC:TO�92 Storage temperature Tstg �55 ~ +150 ?C EIAJ:SC�43A Electrical Characteristics (Ta=25?C) Parameter Symbol Conditions min typ max Unit Collector cutoff current ICEO VCE = �120V, IB = 0,