MF58 500 kOhm NTC Thermistor — B = 3950 (+/-1%) Key benefits - Accurate temperature sensing: 500 kOhm nominal resistance and a precise B-value (3950 +/-1%) deliver reliable, repeatable temperature readings. - Stable in harsh environments: glass-sealed package provides strong insulation and protects the sensing element from moisture and contaminants, improving long-term stability. - Fast response and high sensitivity: designed for quick detection and tight temperature control in protective and measurement circuits. - Compact and easy to integrate: small size, light weight and robust construction make it suitable for space-constrained designs and industrial use. Main features - Model: MF58 - Nominal resistance: 500 kOhm - B-value: 3950 (+/-1%) - Packaging: glass-sealed, fixed-structure package for improved insulation and environmental protection - Performance: high-precision resistance, high reliability and stability of B-value, high sensitivity - Durability: resistant to high temperature and humidity Function and compatibility - Function: NTC thermistor for temperature measurement, temperature control and overheat protection. - Compatible with: temperature-sensing circuits, thermal protection circuits, household appliance control boards, automation systems, industrial control equipment, and interface with integrated circuits and thermocouple systems. Practical application examples 1) Air conditioners — temperature sensing and overheat protection for compressors and control circuits to prevent damage from excessive temperatures. 2) Microwave ovens and electric heaters — monitoring internal temperatures and acting as an overheat cutoff to improve safety and device lifetime. 3) Electric fans and other motorized household appliances — motor temperature monitoring and thermal protection in compact assemblies. Why choose this part - Maintains accurate temperature control under varying environmental conditions due to glass sealing and high B-value precision. - Well suited for retrofit or new designs that require a compact, robust temperature sensor with predictable behavior. - Commonly used as an overheat protection component across a wide range of household and industrial devices. Notes for designers - Integrate MF58 NTC thermistors into standard NTC measurement circuits or protection networks; verify circuit impedance and ADC/input ranges for optimal performance. - No physical dimensions provided here—check supplier datasheet for package size, lead configuration, and mounting recommendations before PCB layout.