This part is a kind of semiconductor called HFP75N75.
Function of this product has 75V N-Channel MOSFET.
Manufacturers : SemiHow
Image and pinout :

Some of the text within the PDF file :
HFP75N75 Mar 2007 HFP75N75 75V N-Channel MOSFET BVDSS = 75 V RDS(on) typ Pȍ ID = 80 A FEATURES Originative New Design Superior Avalanche Rugged Technology Robust Gate Oxide Technology Very Low Intrinsic Capacitances Excellent Switching Characteristics Unrivalled Gate Charge : 77 nC (Typ.) Extended Safe Operating Area Lower RDS(ON) ȍ 7S #9GS=10V 100% Avalanche Tested TO-220 1 2 3 1.Gate 2. Drain 3. Source D G S Absolute Maximum Ratings TC=25 unless otherwise specified Symbol Parameter Value VDSS ID IDM VGS EAS IAR EAR dv/dt Drain-Source Voltage Drain Current Drain Current Drain Current – Continuous (TC = 25ఁ͚ – Continuous (TC = 100ఁ͚ – Pulsed (Note 1) Gate-Source Voltage Single Pulsed Avalanche Energy (Note 2) [ ... ]
HFP75N75 PDF Datasheet Download
