The GC05MPS12-252 from GeneSiC Semiconductor is a Power Diode with Forward Current 5 to 15 A, Forward Voltage 1.5 to 1.9 V, Reverse Current 1 to 6 uA, Reverse Voltage 1200 V, Repetitive Peak Reverse Voltage 1200 V. Tags: Surface Mount. More details for GC05MPS12-252 can be seen below.