Housing: PCB soldering. Housing: DO-201. Zener breakdown voltage Uz [V], nom.: 82V. Maximum dissipation Ptot [W]: 5W. RoHS: no. Component family: Zener diode, power 5W (75°C), 5%, 1N53 series. Configuration: PCB through-hole mounting. Number of terminals: 2. Leakage current on closing Ir [A] @ Ur [V]: 0.5uA @ 62.2V. Zener Impedance Zzt[Ohm] @ Iz[A]: 65 Ohms @ 15mA. Operating temperature range min (°C): -50°C. Operating temperature range max (°C): +150°C