View stp9nk70z datasheet:

STP9NK70Z - STP9NK70ZFP STB9NK70Z - STB9NK70Z-1 - STW9NK70Z N-CHANNEL 700V - 1? - 7.5A TO-220/FP/D2PAK/I2PAK/TO-247 Zener-Protected SuperMESH™Power MOSFET TYPE VDSS RDS(on) ID Pw STP9NK70Z 700 V < 1.2 ? 7.5 A 115 W STP9NK70ZFP 700 V < 1.2 ? 7.5 A 35 W STB9NK70Z 700 V < 1.2 ? 7.5 A 115 W STB9NK70Z-1 700 V < 1.2 ? 7.5 A 115 W 3 STW9NK70Z 700 V < 1.2 ? 7.5 A 156 W 2 1 3 2 TYPICAL RDS(on) = 1.0 ? 1 TO-220 TO-220FP EXTREMELY HIGH dv/dt CAPABILITY TO-247 IMPROVED ESD CAPABILITY 100% AVALANCHE RATED GATE CHARGE MINIMIZED 3 VERY LOW INTRINSIC CAPACITANCES 1 3 2 1 VERY GOOD MANUFACTURING I2PAK D2PAK REPEATIBILITY DESCRIPTION INTERNAL SCHEMATIC DIAGRAM The SuperMESH™ series is obtained through an extreme optimization of ST’s well established strip- based P