The 1N5343B-TP from Micro Commercial Components is a Power Diode with Forward Current 1.0 A, Forward Voltage 1.2 V, Reverse Current 10 uA, Reverse Voltage 5.7 V, Repetitive Peak Reverse Voltage 5.7 V. Tags: Through Hole. More details for 1N5343B-TP can be seen below.