The BZV55C 4.7BSB from Rectron Semiconductor is a Power Diode with Forward Current 0.25 A, Forward Voltage 1.0 V, Reverse Current 5.0 uA, Reverse Voltage 1.0 V, Repetitive Peak Reverse Voltage 1.0 V. Tags: Surface Mount. More details for BZV55C 4.7BSB can be seen below.