MF1120002M4EP0CST0

Inrush Current Limiters (ICL) Overview

The MF1120002M4EP0CST0 is an inrush current limiter manufactured by Songtian Electronic Technology. It features a nominal resistance of 20 Ohms with a tolerance of ±20%. The device supports a maximum steady-state current of 2 Amperes and has a body diameter of 0.433 inches (11.00mm). This component is designed to protect electronic circuits from high initial surge currents during power-up.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective limitation of inrush current to protect sensitive circuit components
• Utilizes NTC thermistor technology for reliable surge protection
• Compact radial leaded package suitable for through-hole mounting

Inrush Current Limiters (ICL) Applications

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

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific ordering suffix against the manufacturer's latest datasheet to ensure compatibility with required resistance values and current ratings. Confirm that the 2A steady-state current rating aligns with the application's operational requirements. Check for any specific packaging or reel specifications if automated assembly is planned. Ensure the supplier is an authorized distributor to guarantee component authenticity and traceability.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on its 20 Ohm initial resistance and 2A current handling capability. Consider the physical dimensions of 11.00mm diameter for board space constraints. Evaluate the thermal characteristics and energy absorption capacity relative to the expected surge profiles in the target application. Ensure the operating temperature range meets the environmental conditions of the end product.

Inrush Current Limiters (ICL) Part Context

This part belongs to the MF series of inrush current limiters produced by Songtian Electronics. These components are typically used as NTC thermistors to mitigate surge currents. The series offers various resistance values and current ratings to suit different power levels and circuit designs, providing a standardized solution for surge protection across multiple product lines.

Inrush Current Limiters (ICL) Replacement Considerations

Consult official substitution lists for equivalent NTC inrush limiters with matching 20 Ohm resistance and 2A current ratings. Verify dimensional compatibility for existing footprints. Cross-reference thermal characteristics and energy ratings to ensure performance parity without modifying the circuit design.