PTC thermistors are packaged as 0805 units to prevent damage. A safety package is used to safeguard these PTC thermistors. It is recommended to set the minimum operating temperature of the PTC thermistors at -40°C. Ensure this thermistor is working at 125°C by keeping its operating temperature below that. PTC thermistors are terminated at 2. As you can see, this thermistor has 2 pins.