The SZ1SMB5948BT3G from onsemi is a Power Diode with Forward Current 0.0041 A, Forward Voltage 86.45 to 95.55 V, Reverse Current 1 uA, Reverse Voltage 69.2 V, Repetitive Peak Reverse Voltage 69.2 V. Tags: Surface Mount. More details for SZ1SMB5948BT3G can be seen below.