ICL301D18MIC

Inrush Current Limiters (ICL) Overview

The Eaton ICL301D18MIC is an NTC thermistor from the ICL series designed for inrush current limiting. It features a nominal resistance of 30 Ohms at 25°C with a Beta value of 3400 K and J tolerance. The component has a diameter of 18 mm, lead spacing of 7.50 mm, and a steady-state current rating of 4 A.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective inrush current limitation during power-up sequences
• Utilizes negative temperature coefficient characteristics for self-regulating resistance
• Features robust construction suitable for high-energy discharge applications

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer protection circuits
• Motor drive systems

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix MIC against official Eaton documentation to confirm lead type and packaging details. Ensure the selected variant matches the required thermal and electrical specifications for the target application environment.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the 30 Ohm initial resistance and 4 A steady-state current requirements. Confirm that the 18 mm diameter provides adequate surface area for the expected energy dissipation levels in the circuit design.

Inrush Current Limiters (ICL) Part Context

This part belongs to the Eaton ICL family of NTC thermistors. These components are specifically engineered to protect electronic equipment from high surge currents encountered during initial power connection, ensuring reliable operation across various industrial and commercial power systems.

Inrush Current Limiters (ICL) Replacement Considerations

Cross-reference other ICL series parts with matching 30 Ohm resistance and similar physical dimensions. Verify compatibility with existing PCB layouts and thermal management requirements before substituting.