ICL400D05MIB

Inrush Current Limiters (ICL) Overview

The ICL400D05MIB is a Negative Temperature Coefficient (NTC) thermistor from the Eaton ICL family, designed for inrush current limiting. It features a nominal resistance of 4 Ohms at standard reference conditions and utilizes an I-lead configuration with a 5 mm body size. The component exhibits a B-parameter of 2500 K with J Beta tolerance and B1 Beta definition. Packaged in bulk, this device serves as a critical protection element against high initial current surges in electronic circuits.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective limitation of inrush current during power-up sequences
• Utilizes NTC characteristics to reduce resistance as temperature increases
• Features I-lead construction suitable for through-hole mounting

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer primary circuit protection
• Capacitor charging circuit surge suppression

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix MIB against the official Eaton datasheet to confirm lead type and packaging format. Ensure the required 4 Ohm resistance and 2500 K B-parameter align with the thermal design calculations. Confirm RoHS compliance status via the manufacturer's documentation before finalizing procurement orders.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required steady-state current handling and the maximum allowable inrush current limit. Evaluate the thermal dissipation requirements in the application environment. Compare the 4 Ohm resistance value against alternative ICL series parts to ensure compatibility with the system's voltage and current specifications.

Inrush Current Limiters (ICL) Part Context

This part belongs to the Eaton ICL series of inrush current limiters. These components are widely used in industrial and consumer electronics to protect sensitive downstream components from damage caused by high initial charging currents. The ICL family offers various resistance values and physical sizes to suit different power levels.

Inrush Current Limiters (ICL) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.