The BZX984C3V9 from Rectron Semiconductor is a Power Diode with Reverse Current 3 uA, Reverse Voltage 1.0 V, Repetitive Peak Reverse Voltage 1.0 V, Temperature operating range -55 to 125 Degree C, Reverse Breakdown Voltage 1.0 V. Tags: Surface Mount. More details for BZX984C3V9 can be seen below.