The BYV28-50 from Vishay is a Power Diode with Forward Current 3.5 A, Forward Voltage 0.89 to 1.1 V, Reverse Current 0.001 to 0.15 mA, Repetitive Peak Reverse Voltage 50 V, Non-Repetitive Peak Forward Current 90 A. Tags: Through Hole. More details for BYV28-50 can be seen below.