MS2275004

Inrush Current Limiters (ICL) Overview

The MS2275004 is a Negative Temperature Coefficient (NTC) thermistor classified as an Inrush Current Limiter (ICL). It features a nominal resistance of 75 Ohms with a tolerance of ±25%. The component supports a steady-state current rating of 4 Amperes and has a physical diameter of 23 millimeters. It is designed to limit initial surge currents in electronic circuits.

Inrush Current Limiters (ICL) Feature Summary

• Provides a simple one-component alternative to using wire wound resistors with timers and relays
• Increases safety by eliminating the fire hazard associated with traditional limiting methods

Inrush Current Limiters (ICL) Applications

• Inrush current limiting in power supply inputs
• Protection for circuits utilizing timers and relays
• Surge current suppression in electronic assemblies

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific manufacturer part number against official Vishay / Ametherm documentation to confirm electrical ratings and physical dimensions. Ensure compatibility with circuit requirements before procurement, as availability may vary by region.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on its 75 Ohm resistance and 4A current handling capability. Consider the 23mm diameter for spatial constraints. Verify UL approval status if required for the target application's regulatory compliance.

Inrush Current Limiters (ICL) Part Context

This component belongs to the MS series of inrush current limiters manufactured by Vishay / Ametherm. It utilizes NTC thermistor technology to provide passive protection against high startup currents without requiring active control circuitry.

Inrush Current Limiters (ICL) Replacement Considerations

Consult official Vishay / Ametherm substitution guides for verified equivalent part numbers. Do not assume cross-compatibility with generic NTC thermistors without verifying electrical parameters and physical footprint.