The SZMM3Z22VST1G from onsemi is a Power Diode with Forward Current 0.01 A, Forward Voltage 0.9 V, Reverse Current 0.05 uA, Reverse Voltage 15.4 V, Repetitive Peak Reverse Voltage 15.4 V. Tags: Surface Mount. More details for SZMM3Z22VST1G can be seen below.