The BZT52C8V2T from Micro Commercial Components is a Zener Diode with Zener Voltage 7.7 to 8.7 V, Zener Current 1 mA, Voltage Forward 0.9 V, Current 5 mA, Current Reverse Reverse Leakage Current:- 0.7 uA. More details for BZT52C8V2T can be seen below.