BUT92

® BUT92 FAST-SWITCHING POWER TRANSISTOR s STMicroelectronics PREFERRED SALESTYPE s NPN TRANSISTOR s hFE > 10 AT IC =35A s HIGH EFFICIENCY SWITCHING s VERY LOW SATURATION VOLTAGE s RECTANGULAR SAFE OPERATING AREA s WIDE ACCIDENTAL OVERLOAD AREA APPLICATIONS s UNINTERRUPTABLE POWER SUPPLY s SWITCH MODE POWER SUPPLIES s MOTOR CONTROL DESCRIPTION The BUT92 is a Multiepitaxial Planar NPN Transistor in TO-3 package. It is intended for use in high frequency and efficency converters, switching regulators and motor control. 1 2 TO-3 (version "S") INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter VCEV Collector-Emitter Voltage (VBE = -1.5 V) VCEO Collector-Emitter Voltage (IB = 0) VEBO Emitter-Base Voltage (IC = 0) IE Emitter Current IEM Emitter Peak Current (tp = 10 ms) IB Base Current IBM Base Peak Current (tp = 10 ms) Ptot Total Power Dissipation at Tcase ≤ 25 oC Tstg Storage Temperature Tj Junction Temperature February 2003 Value 350 250 7 50 75 10 15 2...