This part is a kind of semiconductor called 2310FX.

Function of this product has ST2310FX.

Manufacturers : ST Microelectronics

Image and pinout :

Some of the text within the PDF file :

® ST2310FX HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR NEW SERIES, ENHANCED PERFORMANCE FULLY INSULATED PACKAGE (U.L. COMPLIANT) FOR EASY MOUNTING s HIGH VOLTAGE CAPABILITY ( > 1500 V) s HIGH SWITCHING SPEED s TIGTHER hfe CONTROL s IMPROVED RUGGEDNESS s s s APPLICATIONS: HORIZONTAL DEFLECTION FOR MONITORS 17" AND HIGH END TVS DESCRIPTION The device is manufactured using Diffused Collector technology for more stable operation Vs base drive circuit variations resulting in very low worst case dissipation. ISOWATT218FX INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol V CES V CEO V EBO IC I CM IB P tot V isol T stg Tj Parameter Collector-Emitter Voltage (V BE = 0) Collector-Emitter Voltage (I B = 0) Emitter-Base Voltage (I C = 0) Collector Current Colle [ ... ]

2310FX PDF Datasheet Download