The 1SMB5935BT3G from onsemi is a Power Diode with Forward Current 0.0139 A, Forward Voltage 25.65 to 28.35 V, Reverse Current 1 uA, Reverse Voltage 20.6 V, Repetitive Peak Reverse Voltage 20.6 V. Tags: Surface Mount. More details for 1SMB5935BT3G can be seen below.