This part is a kind of semiconductor called J6820.
Function of this product has FJL6820.
Manufacturers : Fairchild Semiconductor
Image and pinout :
Some of the text within the PDF file :
FJL6820 FJL6820 High Voltage Color Display Horizontal Deflection Output • High Collector-Base Breakdown Voltage : BVCBO = 1500V • Low Saturation Voltage : VCE(sat) = 3V (Max.) • For Color Monitor 1 TO-264 1.Base 2.Collector 3.Emitter NPN Triple Diffused Planar Silicon Transistor Absolute Maximum Ratings TC=25°C unless otherwise noted Symbol VCBO VCEO VEBO IC ICP* PC TJ TSTG Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current (DC) Collector Current (Pulse) Collector Dissipation Junction Temperature Storage Temperature Rating 1500 750 6 20 30 200 150 -55 ~ 150 Units V V V A A W °C °C * Pulse Test: PW=300µs, duty Cycle=2% Pulsed Electrical Characteristics TC=25°C unless otherwise noted Symbol ICES ICBO IEBO BVCBO BVCEO BVEBO hFE1 [ ... ]