Vishay Intertechnology BZX84C3V9-GS08 Breakdown Voltage: 4.1V Diode Case Style: SOT-23 Diode Type: Zener Maximum Operating Temperature: + 150 C Maximum Reverse Leakage Current: 3 uA Maximum Zener Impedance: 90 Ohms Minimum Operating Temperature: - 55 C Mounting Style: SMD/SMT Mounting Type: Surface Mount No. Of Pins: 3 Package / Case: SOT-23 Power Dissipation: 350 mW Power Dissipation Pd: 300mW Voltage Temperature Coefficient: - 0.05 % / C Voltage Tolerance: 5 % Zener Current: 5 mA Zener Voltage: 3.9 V Zener Voltage Vz Typ: 3.9V