The BZT52C3V6LP from Micro Commercial Components is a Zener Diode with Zener Voltage 3.4 to 3.8 V, Zener Current 1 mA, Voltage Forward 0.9 V, Current 5 mA, Current Reverse Reverse Leakage Current:- 5 uA. More details for BZT52C3V6LP can be seen below.