This part is a kind of semiconductor called P8NC60FP.
Function of this product has STP8NC60FP.
Manufacturers : STMicroelectronics
Image and pinout :

Some of the text within the PDF file :
N-CHANNEL 600V - 0.85Ω - 7A TO-220/TO-220FP PowerMesh™II MOSFET TYPE STP8NC60 STP8NC60FP s s s s s STP8NC60 STP8NC60FP VDSS 600 V 600 V RDS(on) < 1.0 Ω < 1.0 Ω ID 7A 7A TYPICAL RDS(on) = 0.85Ω EXTREMELY HIGH dv/dt CAPABILITY 100% AVALANCHE TESTED NEW HIGH VOLTAGE BENCHMARK GATE CHARGE MINIMIZED TO-220 3 1 2 DESCRIPTION The PowerMESH™II is the evolution of the first generation of MESH OVERLAY™. The layout refinements introduced greatly improve the Ron*area figure of merit while keeping the device at the leading edge for what concerns swithing speed, gate charge and ruggedness. APPLICATIONS HIGH CURRENT, HIGH SPEED SWITCHING s SWITH MODE POWER SUPPLIES (SMPS) s DC-AC CONVERTERS FOR WELDING EQUIPMENT AND UNINTERRUPTIBLE POWER SUPPLIES AND MOTOR DRIVES [ ... ]
P8NC60FP PDF Datasheet Download
