The BZX84C2V4W from Micro Commercial Components is a Zener Diode with Zener Voltage 2.28 to 2.52 V, Zener Current 5 mA, Voltage Forward 1.2 V, Current 1 mA, Current Reverse Reverse Leakage Current:- 50 uA. More details for BZX84C2V4W can be seen below.