View stp6nk60z datasheet:

STP6NK60Z - STP6NK60ZFP STB6NK60Z - STB6NK60Z-1 N-CHANNEL 600V - 1? - 6A TO-220/TO-220FP/D2PAK/I2PAK Zener-Protected SuperMESH™Power MOSFET TYPE VDSS RDS(on) ID Pw STP6NK60Z 600 V < 1.2 ? 6 A 110 W STP6NK60ZFP 600 V < 1.2 ? 6 A 32 W STB6NK60Z 600 V < 1.2 ? 6 A 110 W STB6NK60Z-1 600 V < 1.2 ? 6 A 110 W 3 3 1 TYPICAL RDS(on) = 1 ? 2 1 EXTREMELY HIGH dv/dt CAPABILITY D2PAK TO-220 TO-220FP 100% AVALANCHE TESTED GATE CHARGE MINIMIZED VERY LOW INTRINSIC CAPACITANCES VERY GOOD MANUFACTURING REPEATIBILITY 3 2 1 I2PAK DESCRIPTION The SuperMESH™ series is obtained through an extreme optimization of ST’s well established strip- INTERNAL SCHEMATIC DIAGRAM based PowerMESH™ layout. In addition to pushing on-resistance significantly down, special care is tak- en to ens