The 1N4758A from onsemi is a Power Diode with Forward Current 0.0045 A, Forward Voltage 53.2 to 58.8 V, Reverse Current 5 uA, Reverse Voltage 42.6 V, Repetitive Peak Reverse Voltage 42.6 V. Tags: Through Hole. More details for 1N4758A can be seen below.