A cheap and effective way to measure temperature, this NCP18XF101J03RB thermistor from Murata belongs in your design. This part has a temperature range of -40 °C to 125 °C. It has 2 terminals. This product will be shipped in tape and reel packaging so that components can be mounted effectively. This product is 1.6 mm long, 0.8 mm tall and 0.8 mm deep.