View 2sc5045 datasheet:

Ordering number:EN4783 NPN Triple Diffused Planar Silicon Transistor 2SC5045 Ultrahigh-Definition CRT Display Horizontal Deflection Output Applications Features Package Dimensions · High speed (tf=100ns typ). unit:mm · High reliability (Adoption of HVP process). 2039D · High breakdown voltage (VCBO=1600V). [2SC5045] · Adoption of MBIT process. 16.0 5.6 3.4 3.1 2.8 2.0 2.0 1.0 0.6 1 : Base 1 2 3 2 : Collector 3 : Emitter 5.45 5.45 SANYO : TO-3PML Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 1600 V Collector-to-Emitter Voltage VCEO 800 V Emitter-to-Base Voltage VEBO 6 V Collector Current IC 15 A Collector Current (Pulse) ICP 35 A Collector Dissipation PC 3.0 W Tc=25?C 75 W