This part is a kind of semiconductor called P5NK50ZFP.
Function of this product has STP5NK50ZFP.
Manufacturers : STMicroelectronics
Image and pinout :
Some of the text within the PDF file :
STB5NK50Z/-1 - STD5NK50Z/-1 STP5NK50Z - STP5NK50ZFP N-CHANNEL 500V - 1.22Ω - 4.4A TO-220/FP-D/IPAK-D2/I2PAK Zener-Protected SuperMESH™MOSFET Table 1: General Features TYPE VDSS RDS(on) ID Pw STB5NK50Z STB5NK50Z-1 STD5NK50Z STD5NK50Z-1 STP5K50Z STP5K50ZFP 500 V 500 V 500 V 500 V 500 V 500 V < 1.5 Ω < 1.5 Ω < 1.5 Ω < 1.5 Ω < 1.5 Ω < 1.5 Ω 4.4 A 4.4 A 4.4 A 4.4 A 4.4 A 4.4 A 70 W 70 W 70 W 70 W 70 W 25 W s TYPICAL RDS(on) = 1.22 Ω s EXTREMELY HIGH dv/dt CAPABILITY s IMPROVED ESD CAPABILITY s 100% AVALANCHE RATED s GATE CHARGE MINIMIZED s VERY LOW INTRINSIC CAPACITANCES s VERY GOOD MANUFACTURING REPEATIBILITY DESCRIPTION The SuperMESH™ series is obtained through an extreme optimization of ST’s well established stripbased PowerMESH™ layout. In addition to pus [ ... ]