The 30CLJQ045 from Infineon Technologies is a Power Diode with Forward Current 30 A, Forward Voltage 0.8 to 1.09 V, Reverse Voltage 45 V, Repetitive Peak Reverse Voltage 45 V, Non-Repetitive Peak Forward Current 85 A. Tags: Surface Mount. More details for 30CLJQ045 can be seen below.