The SKFM6100C-D is a Schottky Barrier Diode (SBD), specifically a fast recovery surface mount diode. It is a two-pin component with TO-252 packaging and is designed for use in low voltage and high current applications. This particular diode has a junction capacitance of 4pF and can handle a maximum forward current of 100A, with an instantaneous reverse voltage rating of 600V. It is RoHS compliant, and is manufactured by Formosa. It is designed for use in power factor correction, free-wheeling, and current limiting circuits, as well as in applications such as AC-DC power supplies, DC-DC converters, SMPS, inverters, and more.