B57364S0121M051

Inrush Current Limiters (ICL) Overview

The B57364S0121M051 is a leaded NTC thermistor from the EPCOS S364 series, designed for inrush current limiting. It features a nominal resistance of 120 Ohms with a tolerance of ±20%. The component has a power rating of 5.1 W and operates within a temperature range of -55°C to +170°C. Dimensions are 21 mm diameter by 7 mm width and 28 mm height, with radial termination.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective inrush current limitation in electronic circuits
• Features stable switching characteristics and reliable thermal behavior
• Constructed as a coated disk type suitable for high-power applications

Inrush Current Limiters (ICL) Applications

• Inrush current limiting in motor control cabinets
• Protection for power supply inputs
• High-power circuit protection systems

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix M051 against official TDK documentation to confirm packaging details and reel specifications. Ensure the component meets required IEC standards such as IEC 60068-2-78 for environmental testing compatibility before integration into final designs.

Inrush Current Limiters (ICL) Selection Notes

Select this model based on the required 120 Ohm resistance value and 5.1 W power handling capability. Consider the 21 mm disk size and radial leads for mechanical fit. Verify that the operating temperature range up to 170°C aligns with the thermal environment of the target application.

Inrush Current Limiters (ICL) Part Context

This part belongs to the B57364S0 series of NTC thermistors manufactured by EPCOS (TDK). These components are specialized for inrush current limiting duties. The series utilizes ceramic materials to achieve consistent performance across various industrial and consumer electronics applications requiring surge protection.

Inrush Current Limiters (ICL) Replacement Considerations

Compatible substitutes include B57364S0121M000 and other variants within the B57364S0 family sharing identical electrical parameters and physical dimensions.