The MMBZ5262C from Micro Commercial Components is a Zener Diode with Zener Voltage 49.98 to 52.02 V, Zener Current 2.5 to 0.25 mA, Voltage Forward 1.2 V, Current Reverse Leakage Current:- 0.1 uA, Power 300 mW. More details for MMBZ5262C can be seen below.
