NTC Leaded Through-Hole Thermistors Design Case Study

This white paper presents a general design case study for NTC leaded through-hole thermistors, focusing on their application in various devices requiring precise temperature sensing. The document outlines critical considerations in the design process, including maximum temperature limits, material compatibility, and insulation requirements for thermistor wires. It details the implications of using different materials, such as PA66 and POM, on the performance and reliability of the thermistors in various environmental conditions. Additionally, the paper discusses the importance of wire insulation and waterproofing, particularly in applications exposed to conductive fluids. The design steps also cover the mechanical characteristics of the components, including wire length and flexibility, which are essential for specific applications like automotive seating and heating systems. The paper emphasizes the need for careful assessment of application features and material choices to ensure optimal performance of NTC thermistors in diverse scenarios.