This part is a kind of semiconductor called 13N60M2.
Function of this product has N-CHANNEL POWER MOSFET.
Manufacturers : STMicroelectronics
Image and pinout :

Some of the text within the PDF file :
STF13N60M2, STFI13N60M2 N-channel 600 V, 0.35 Ω typ., 11 A MDmesh II Plus™ low Qg 2 Power MOSFETs in TO-220FP and I PAKFP packages Datasheet − production data Features 3 2 1 TO-220FP 1 23 I2PAKFP (TO-281) Figure 1. Internal schematic diagram AM15572v1 Order codes VDS @ TJmax RDS(on) max ID STF13N60M2 STFI13N60M2 650 V 0.38 Ω 11 A • Extremely low gate charge • Lower RDS(on) x area vs previous generation • Low gate input resistance • 100% avalanche tested • Zener-protected Applications • Switching applications Description These devices are N-channel Power MOSFETs developed using a new generation of MDmesh™ technology: MDmesh II Plus™ low Qg. These revolutionary Power MOSFETs associate a vertical structure to the company's strip layout to yield one of the wo [ ... ]
13N60M2 PDF Datasheet Download
