MF72-012D20

Inrush Current Limiters (ICL) Overview

The Cantherm MF72-012D20 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 5 Amperes and exhibits a stabilized resistance of 92 mOhms. Physical dimensions include a diameter of 0.886 inches (22.5 mm) and a lead spacing of 0.295 inches (7.50 mm). 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
• Utilizes negative temperature coefficient characteristics for automatic resistance reduction
• Supports through-hole mounting for reliable mechanical integration

Inrush Current Limiters (ICL) Applications

• Inrush current limiting in power supply circuits
• Overload protection for electronic equipment
• Surge current suppression in industrial control systems

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix D20 against official datasheets to confirm physical dimensions and lead configuration. Ensure the required steady-state current rating aligns with system design parameters. Confirm RoHS compliance status if environmental regulations apply to the final assembly. Cross-reference manufacturer part numbers to avoid confusion with similar series variants.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required nominal resistance value and maximum operating current. Consider the thermal environment and maximum operating temperature limits during circuit design. Evaluate the physical size constraints to ensure proper clearance for the disk package. Verify compatibility with existing PCB layouts or terminal blocks for through-hole installation.

Inrush Current Limiters (ICL) Part Context

This component belongs to the MF72 series of power NTC thermistors manufactured by Cantherm. The series is engineered specifically for high-current applications requiring robust inrush current management. These devices are widely used in consumer electronics and industrial power supplies where cost-effective surge protection is essential.

Inrush Current Limiters (ICL) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.