The BYG22B from Vishay is a Power Diode with Forward Current 2.0 A, Forward Voltage 1.0 to 1.1 V, Reverse Current 0.001 to 0.01 mA, Repetitive Peak Reverse Voltage 100 V, Non-Repetitive Peak Forward Current 35 A. Tags: Surface Mount. More details for BYG22B can be seen below.