? Zener Voltage Range ? 3.3 V to 200 V ? ESD Rating of Class 3 (>16 kV) per Human Body Model ? Flat Handling Surface for Accurate Placement ? Package Design for Top Side or Bottom Circuit Board Mounting ? Pb?Free Packages are Available * Case : SMB (DO-214AA) Molded plastic * Epoxy : UL94V-O rate flame retardant * Maximum Lead Temperature for Soldering Purposes : 260 °C for 10 Seconds * Leads : Modified L-Bend providing more contact area to bond pads. * Polarity : Cathode indicated by polarity band. * Mounting position : Any * Weight : 0.093 gram Rating Symbol Value Unit Maximum Steady State Power Dissipation at TL = 75°C, PD 3.0 W Measured at Zero Lead Length  Derate Above 75 °C 40 mW/°C Thermal Resistance From Junction to Lead RθJL 25 °C/W Maximum Steady State Power Dissipation at Ta = 25 °C PD 550 mW Measured at Zero Lead Length   Derate Above 25 °C 4.4 mW/°C Thermal Resistance From Junction to Ambient RθJA 226 °C/W Maximum Forward Voltage at IF = 200 mA VF 1.5 Volts Junction Temperature Range TJ - 65 to + 150 °C Storage Temperature Range Tstg - 65 to + 150 °C