B57464S0400M000

Inrush Current Limiters (ICL) Overview

The B57464S0400M000 is an NTC thermistor inrush current limiter manufactured by TDK. It features a nominal resistance of 40 Ohms with a tolerance of 20%. The component supports a rated current of 8 A and voltage ratings of 115 VAC and 230 VAC. Physical dimensions include a diameter of 26 mm, width of 7 mm, and lead spacing of 7.5 mm. It operates within a temperature range of -55 C to +170 C and has a power rating of 6.7 W.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective limitation of inrush currents during power-up sequences
• Utilizes negative temperature coefficient characteristics for automatic resistance adjustment
• Designed for radial PCB mounting with robust mechanical stability

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Industrial control systems
• Consumer electronics protection

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific part number against official TDK documentation to ensure accuracy. Confirm that the required electrical parameters match the application needs. Check for any recent product change notifications or updates regarding the manufacturing process. Ensure compliance with relevant safety standards for the intended deployment environment.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on its 40 Ohm resistance value and 8 A current rating. Consider the physical size constraints due to the 26 mm diameter. Evaluate the thermal management requirements given the operating temperature range. Ensure the voltage rating aligns with the system's AC supply specifications.

Inrush Current Limiters (ICL) Part Context

This component belongs to the S464 series of NTC thermistors designed for inrush current limiting. It is part of TDK's portfolio of protective electronic components used in various electrical applications. The series is known for its reliability in protecting circuits from high initial currents.

Inrush Current Limiters (ICL) Replacement Considerations

Check for direct substitutes within the same S464 series with similar resistance values. Verify compatibility with existing PCB layouts and mounting requirements. Consult official replacement guides for any discontinued variants.