This part is a kind of semiconductor called 64N50P.
Function of this product has IXFN64N50P.
Manufacturers : IXYS Corporation
Image and pinout :

Some of the text within the PDF file :
PolarHVTM HiPerFET Power MOSFET N-Channel Enhancement Mode Avalanche Rated Fast Intrinsic Diode Preliminary Data Sheet IXFN 64N50P VDSS ID25 RDS(on) trr = 500 V = 64 A ≤ 85 mΩ ≤ 250 ns Symbol VDSS VDGR VGSS VGSM ID25 IDM IAR EAR EAS dv/dt PD TJ TJM Tstg Md VISOL Md Weight Test Conditions TJ = 25°C to 150°C TJ = 25°C to 150°C; RGS = 1 MΩ Continuous Transient TC = 25°C TC = 25°C, pulse width limited by TJM TC = 25°C TC = 25°C TC = 25°C IS ≤ IDM, di/dt ≤ 100 A/µs, VDD ≤ VDSS, TJ ≤ 150°C, RG = 4 Ω TC = 25°C Maximum Ratings 500 500 ± 30 ± 40 64 150 64 70 2.0 20 700 -55 ... +150 150 -55 ... +150 V V V V A A A mJ J V/ns W °C °C °C Features International standard packages Fast recovery diode z Unclamped Inductive Switching (UIS) rated z Low package inductan [ ... ]
64N50P PDF Datasheet Download
