This part is a kind of semiconductor called P11NM60FP.
Function of this product has STP11NM60FP.
Manufacturers : STMicroelectronics
Image and pinout :

Some of the text within the PDF file :
STP11NM60 - STP11NM60FP STB11NM60 - STB11NM60-1 N-CHANNEL 600V - 0.4Ω-11A TO-220/TO-220FP/D2PAK/I2PAK MDmesh™Power MOSFET TYPE STP11NM60 STP11NM60FP STB11NM60 STB11NM60-1 VDSS 600 V 600 V 600 V 600 V RDS(on) < 0.45 < 0.45 < 0.45 < 0.45 Ω Ω Ω Ω ID 11 A 11 A 11 A 11 A 1 2 3 1 3 2 TYPICAL RDS(on) = 0.4Ω HIGH dv/dt AND AVALANCHE CAPABILITIES 100% AVALANCHE TESTED LOW INPUT CAPACITANCE AND GATE CHARGE LOW GATE INPUT RESISTANCE DESCRIPTION The MDmesh™ is a new revolutionary MOSFET technology that associates the Multiple Drain process with the Company’s PowerMESH™ horizontal layout. The resulting product has an outstanding low on-resistance, impressively high dv/dt and excellent avalanche characteristics. The adoption of the Company’s proprietary strip technique yields ov [ ... ]
P11NM60FP PDF Datasheet Download
