This part is a kind of semiconductor called J6815.
Function of this product has FJAF6815.
Manufacturers : Fairchild Semiconductor
Image and pinout :
Some of the text within the PDF file :
FJAF6815 FJAF6815 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-3PF 1.Base 2.Collector 3.Emitter NPN Triple Diffused Planar Silicon Transistor Absolute Maximum Ratings TC=25°C unless otherwise noted Symbol Parameter VCBO Collector-Base Voltage VCEO Collector-Emitter Voltage VEBO Emitter-Base Voltage IC Collector Current (DC) ICP* Collector Current (Pulse) PC Collector Dissipation TJ Junction Temperature TSTG Storage Temperature * Pulse Test: PW=300µs, duty Cycle=2% Pulsed Rating 1500 750 6 15 25 60 150 -55 ~ 150 Units V V V A A W °C °C Electrical Characteristics TC=25°C unless otherwise noted Symbol Parameter Test Co [ ... ]