The MMBZ5245C from Micro Commercial Components is a Zener Diode with Zener Voltage 14.7 to 15.3 V, Zener Current 8.5 to 0.25 mA, Voltage Forward 1.2 V, Current Reverse Leakage Current:- 0.1 uA, Power 300 mW. More details for MMBZ5245C can be seen below.