View stp14nk50z datasheet:

STP14NK50Z, STP14NK50ZFP STB14NK50Z, STB14NK50Z-1, STW14NK50Z N-CHANNEL500V-0.34?-14ATO-220/FP/D2PAK/I2PAK/TO-247 Zener-Protected SuperMESH™Power MOSFET TYPE VDSS RDS(on) ID Pw STP14NK50Z 500 V < 0.38 ? 14 A 150 W STP14NK50ZFP 500 V < 0.38 ? 14 A 35 W STB14NK50Z 500 V < 0.38 ? 14 A 150 W 3 STB14NK50Z-1 500 V < 0.38 ? 14 A 150 W 2 1 STW14NK50Z 500 V < 0.38 ? 14 A 150 W TO-220 TO-220FP TYPICAL RDS(on) = 0.34 ? EXTREMELY HIGH dv/dt CAPABILITY 3 2 100% AVALANCHE TESTED 1 GATE CHARGE MINIMIZED TO-247 3 VERY LOW INTRINSIC CAPACITANCES 1 3 VERY GOOD MANUFACTURING 2 1 REPEATIBILITY I2PAK D2PAK DESCRIPTION The SuperMESH™ series is obtained through an INTERNAL SCHEMATIC DIAGRAM extreme optimization of ST’s well established strip- based PowerMESH™ layout. In ad