MF72-080D11

Inrush Current Limiters (ICL) Overview

The Cantherm MF72-080D11 is an inrush current limiter (ICL) belonging to the MF72 series. It features a nominal resistance of 80 Ohms at 25°C with a tolerance of ±20%. The component supports a maximum steady-state current of 1.2 A and exhibits a hot resistance of 1.656 Ohms. Physically, it has a diameter of 0.512 inches (13.00 mm). The device complies with RoHS3 directives and is classified under ECCN EAR99.

Inrush Current Limiters (ICL) Feature Summary

• Functions as an inrush current limiter to protect electronic circuits from high initial charging currents.

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer primary side protection
• Capacitor bank charging circuits

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific manufacturer datasheet for thermal derating curves and energy absorption ratings before finalizing the design. Confirm that the application's peak inrush current and duration remain within the component's specified limits to ensure reliable operation and prevent premature failure during repeated power cycles.

Inrush Current Limiters (ICL) Selection Notes

Select this model based on the required cold resistance value of 80 Ohms and the steady-state current capacity of 1.2 A. Ensure the physical dimensions fit the available PCB space and that the lead spacing accommodates the mounting requirements. Validate compatibility with the system's operating temperature range.

Inrush Current Limiters (ICL) Part Context

This component is part of the Cantherm MF72 series of NTC thermistors designed specifically for inrush current limiting applications. The series offers various resistance values and current ratings to suit different power levels. The MF72-080D11 provides a higher resistance option suitable for applications requiring significant initial current suppression.

Inrush Current Limiters (ICL) Replacement Considerations

• MF72-060D11
• MF72-100D11