The JANTXV1N6643 from Microchip Technology is a Power Diode with Forward Current 0.01 to 0.1 A, Forward Voltage 0.8 to 1.2 V, Reverse Current 50 to 100 uA, Repetitive Peak Reverse Voltage 50 V, Non-Repetitive Peak Forward Current 2.5 A. Tags: Through Hole. More details for JANTXV1N6643 can be seen below.