View stb15n65 datasheet:

STB15N25 N - CHANNEL ENHANCEMENT MODE POWER MOS TRANSISTOR PRELIMINARY DATA TYPE V R I DSS DS(on) D STB15N25 250 V < 0.25 ? 15 A TYPICAL R = 0.2 ? DS(on) AVALANCHE RUGGED TECHNOLOGY 100% AVALANCHE TESTED REPETITIVE AVALANCHE DATA AT 100oC LOW INPUT CAPACITANCE LOW GATE CHARGE 3 3 2 LOW LEAKAGE CURRENT 1 1 APPLICATION ORIENTED CHARACTERIZATION I2PAK D2PAK THROUGH-HOLE I2PAK (TO-262) POWER TO-262 TO-263 PACKAGE IN TUBE (SUFFIX "-1") SURFACE-MOUNTING D2PACK (TO-263) POWER PACKAGE IN TUBE (NO SUFFIX) OR IN TAPE & REEL (SUFFIX "T4") APPLICATIONS INTERNAL SCHEMATIC DIAGRAM HIGH CURRENT, HIGH SPEED SWITCHING SWITCH MODE POWER SUPPLY (SMPS) CONSUMER AND INDUSTRIAL LIGHTING DC-AC CONVERTER FOR WELDING EQUIPMENT AND UNINTERRUPTABLE POWER SUPPLY (UPS)