MF72-020D13

Inrush Current Limiters (ICL) Overview

The Cantherm MF72-020D13 is a negative temperature coefficient (NTC) thermistor designed as an inrush current limiter (ICL). It features a nominal resistance of 20 Ohms at 25°C with a tolerance of ±20%. The component supports a maximum steady-state current of 3 A. Its physical dimensions include a diameter of 0.610 inches (15.50 mm) and a lead spacing of 0.295 inches (7.50 mm). At different currents, the resistance value is specified as 810 mOhms.

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 supplies and inverters
• Uninterruptible Power Supplies (UPS)
• Energy saving lamps

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific manufacturer part number against official datasheets to ensure compatibility with circuit requirements. Confirm that the steady-state current rating and resistance values align with system specifications before procurement.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on its 20 Ohm resistance and 3 A current handling capability. Ensure the physical package size fits the design constraints and that the application involves power circuits susceptible to inrush currents.

Inrush Current Limiters (ICL) Part Context

This device belongs to the MF72 series of power NTC thermistors manufactured by Cantherm. These components are specifically engineered for circuit protection applications where limiting initial surge currents is critical for component longevity and system stability.

Inrush Current Limiters (ICL) Replacement Considerations

Public confirmed substitute part numbers include BN-LG13Y4R0MYB from Bourns Inc. and SL125R005 from Vishay Ametherm. Verify electrical parameters and physical dimensions when substituting.

Inrush Current Limiters (ICL) FAQ

What is the maximum steady-state current rating for the MF72-020D13?

The maximum steady-state current rating is 3 A.

What is the nominal resistance value at 25°C?

The nominal resistance value at 25°C is 20 Ohms.