View 2sc5244 datasheet:

Power Transistors 2SC5244, 2SC5244A Silicon NPN triple diffusion mesa type For horizontal deflection output Unit: mm ? 3.3± 0.2 20.0± 0.5 5.0± 0.3 3.0 Features High breakdown voltage, and high reliability through the use of a glass passivation layer High-speed switching 1.5 Wide area of safe operation (ASO) 1.5 2.0± 0.3 2.7± 0.3 3.0± 0.3 Absolute Maximum Ratings (TC=25?C) 1.0± 0.2 Parameter Symbol Ratings Unit 0.6± 0.2 Collector to 2SC5244 1500 5.45± 0.3 VCBO V 10.9± 0.5 base voltage 2SC5244A 1600 Collector to 2SC5244 1500 VCES V 1:Base emitter voltage 2SC5244A 1600 2:Collector 1 2 3 3:Emitter Emitter to base voltage VEBO 6 V TOP–3L Package Peak collector current ICP 20 A Collector current IC 30 A Collector power TC=25° C 200 PC W dissipation Ta=25°