This part is a kind of semiconductor called MDF9N60.
Function of this product has N-Channel MOSFET.
Manufacturers : MagnaChip
Image and pinout :
Some of the text within the PDF file :
MDF9N60 N-channel MOSFET 600V MDF9N60 N-Channel MOSFET 600V, 9A, 0.75Ω General Description The MDF9N60 uses advanced MagnaChip’s MOSFET Technology, which provides low on-state resistance, high switching performance and excellent quality. MDF9N60 is suitable device for SMPS, high Speed switching and general purpose applications. Features VDS = 600V VDS = 660V ID = 9.0A RDS(ON) ≤ 0.75Ω @ Tjmax @ VGS = 10V @ VGS = 10V Applications Power Supply PFC High Current, High Speed Switching G D S Absolute Maximum Ratings (Ta = 25oC) Characteristics Drain-Source Voltage Drain-Source Voltage @ Tjmax Gate-Source Voltage Continuous Drain Current (※) Pulsed Drain Current(1) Power Dissipation Repetitive Avalanche Energy EAR(1) Peak Diode Recovery dv/dt(3) Single Pulse Avalanche Energy(4) Ju [ ... ]