MF72-012D25

Inrush Current Limiters (ICL) Overview

The Cantherm MF72-012D25 is a power NTC thermistor designed for inrush current limiting. It features a nominal resistance of 12 Ohms at 25°C with a tolerance of ±20%. The component supports a maximum steady-state current of 6A and has a cold resistance of 0.156 Ohms at rated current. Physical dimensions include a diameter of 1.083 inches (27.5mm) and a lead spacing of 0.394 inches (10.00mm). It operates within a temperature range of -55°C to 200°C.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective surge current suppression to protect sensitive electronic components from damage during power-up.
• Utilizes negative temperature coefficient characteristics to rapidly reduce resistance after initial activation.
• Constructed as a through-hole radial disk package suitable for standard PCB mounting.

Inrush Current Limiters (ICL) Applications

• Inrush current limiting in power supply circuits
• Overload protection for sensitive electronics
• Surge current suppression in industrial equipment

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific steady-state current rating and physical dimensions against the official datasheet before integration. Confirm that the thermal management requirements align with the component's operating temperature limits. Ensure the lead spacing matches the target PCB footprint design constraints.

Inrush Current Limiters (ICL) Selection Notes

Select this model based on the required nominal resistance value and the maximum steady-state current capacity of the application circuit. Consider the physical size constraints imposed by the 27.5mm diameter and 10.00mm lead spacing. Evaluate the thermal environment to ensure operation remains within the specified -55°C to 200°C range.

Inrush Current Limiters (ICL) Part Context

This component belongs to the MF72 series of power NTC thermistors manufactured by Cantherm. The series is engineered for cost-effective surge current control in various electronic applications. These devices are commonly used where robust protection against high initial charging currents is necessary for system reliability.

Inrush Current Limiters (ICL) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative manufacturers' thermistors by matching resistance, current ratings, and physical dimensions.