The SZ1SMA5937BT3G from onsemi is a Power Diode with Forward Current 0.0114 A, Forward Voltage 31.35 to 34.65 V, Reverse Current 0.5 uA, Reverse Voltage 25.1 V, Repetitive Peak Reverse Voltage 25.1 V. Tags: Surface Mount. More details for SZ1SMA5937BT3G can be seen below.