The B57861S103F40 is an NTC (Negative Temperature Coefficient) thermistor from EPCOS (TDK), designed for accurate temperature sensing and compensation in a variety of electronic applications. These thermistors exhibit a predictable decrease in resistance as temperature increases, making them ideal for temperature measurement, control, and protection.

Applications:

• Temperature Measurement: Used in thermometers and temperature monitoring systems.
• Temperature Compensation: Compensates for temperature variations in electronic circuits.
• Overheating Protection: Protects electronic components from overheating.
• Battery Management Systems: Monitors battery temperature for safe charging and discharging.
• Automotive Electronics: Used in automotive temperature sensors and control systems.

Features:

• Resistance Value: 10 kΩ at 25°C (typical).
• Beta Value: A characteristic constant that determines the temperature sensitivity of the thermistor.
• Tolerance: Specifies the accuracy of the resistance value at a given temperature.
• Operating Temperature Range: Suitable for a wide range of operating temperatures.
• Small Size: Compact size for easy integration into electronic circuits.
• RoHS Compliant: Meets environmental regulations for lead-free manufacturing.

Benefits:

• Accurate Temperature Sensing: Provides precise temperature measurements for reliable control.
• Temperature Compensation: Compensates for temperature-induced variations in circuit performance.
• Overheating Protection: Protects electronic components from damage due to excessive heat.
• Reliable Performance: Offers stable and reliable performance over a wide temperature range.
• Easy Integration: Designed for easy installation and integration into electronic circuits.

Additional Details:

The B57861S103F40 NTC thermistor is manufactured using high-quality materials and precise manufacturing processes to ensure accurate and reliable temperature sensing. It is designed to exhibit a stable and predictable resistance-temperature relationship, allowing for precise temperature control and monitoring. NTC thermistors are widely used in applications where accurate temperature measurement is critical, such as temperature controllers, HVAC systems, and medical devices. The thermistor's specifications typically include parameters such as resistance value at 25°C, beta value, tolerance, operating temperature range, and power dissipation constant. These parameters are essential for selecting the appropriate thermistor for a specific application. Proper circuit design and calibration are necessary to achieve optimal accuracy and performance.