The MMBZ5229C from Micro Commercial Components is a Zener Diode with Zener Voltage 4.21 to 4.39 V, Zener Current 20 to 0.25 mA, Voltage Forward 1.2 V, Current Reverse Leakage Current:- 5 uA, Power 300 mW. More details for MMBZ5229C can be seen below.
