MS2230005

Inrush Current Limiters (ICL) Overview

The MS2230005 is a disc-type inrush current limiter manufactured by Vishay Ametherm. It features a nominal resistance of 30 ohms with a tolerance of ±15%. The component supports a maximum steady-state current of 5 A at temperatures up to 65°C and handles a maximum recommended energy of 150 J. It has a physical diameter of 22 mm (0.906 inches) and is UL approved for circuit protection applications.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective limitation of high inrush currents during power-up sequences
• Utilizes negative temperature coefficient thermistor technology for self-regulating resistance
• Offers mechanical robustness with a standard disc form factor for easy mounting

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer primary circuits
• Motor drive protection
• General electronic equipment surge suppression

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific resistance tolerance and current rating requirements against the application datasheet. Confirm that the thermal environment allows for the specified steady-state current limits. Ensure the enclosure design accommodates the 22 mm diameter and provides adequate ventilation for heat dissipation during operation.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the peak inrush current magnitude and the required hold-off time. Compare the maximum recommended energy rating against the calculated fault energy of the system. Consider the ambient operating temperature range to ensure the steady-state current capability remains sufficient under worst-case conditions.

Inrush Current Limiters (ICL) Part Context

This part belongs to the MS22 series of inrush current limiters from Vishay Ametherm. These components are designed as cost-effective solutions for protecting sensitive electronics from transient currents. The series offers various resistance values and current ratings to suit different power levels and circuit configurations.

Inrush Current Limiters (ICL) Replacement Considerations

Direct substitutes include other Vishay Ametherm parts within the MS22 series with matching electrical parameters. Cross-manufacturer replacements require verification of equivalent resistance, current handling, and physical dimensions to ensure compatibility.