The IDW40G65C5B from Infineon Technologies is a Power Diode with Forward Current 20 A, Forward Voltage 1.5 V, Reverse Current 0.0011 to 1.45 mA, Repetitive Peak Reverse Voltage 650 V, Non-Repetitive Peak Forward Current 103 A. Tags: Through Hole. More details for IDW40G65C5B can be seen below.