The SZ1SMA5920BT3G from onsemi is a Power Diode with Forward Current 0.0605 A, Forward Voltage 5.89 to 6.51 V, Reverse Current 2.5 uA, Reverse Voltage 4.0 V, Repetitive Peak Reverse Voltage 4.0 V. Tags: Surface Mount. More details for SZ1SMA5920BT3G can be seen below.