The MSC2X51SDA070J from Microchip Technology is a Power Diode with Forward Current 50 A, Forward Voltage 1.5 to 1.9 V, Reverse Current 15 to 250 uA, Reverse Voltage 700 V, Repetitive Peak Reverse Voltage 700 V. Tags: Surface Mount. More details for MSC2X51SDA070J can be seen below.