This is one of the transistor types.
Part Number: C5802, KSC5802
Function: NPN Triple Diffused Planar Silicon Transistor ( Vcbo=1500V, Vceo=800V, Vebo=6V, Ic=10A )
Package : TO-3PF Type
Manufacturer: Fairchild
Description
High Voltage Color Display Horizontal Deflection Output (No Damper Diode)
1. High Breakdown Voltage : BVCBO=1500V
2. High Speed Switching : tF=0.1µs (Typ.)
3. Wide S.O.A
4. For C-Monitor(69KHz)
Pinout
Absolute Maximum Ratings
1. Collector-Base Voltage : VCBO = 1500 V
2. Collector-Emitter Voltage : VCEO = 800 V
3. Emitter-Base Voltage : VEBO = 6 V
4. Collector Current (DC) : IC = 10 A