NTJ04-040LF

Inrush Current Limiters (ICL) Overview

The NTJ04-040LF is a lead-free NTC thermistor inrush current limiter from the NT series. It features a steady-state current rating of 4 A and an initial resistance of 40 ohms with ±15% tolerance. The component utilizes a 15 mm leaded design, suitable for through-hole mounting. This device limits surge currents during power-up to protect downstream circuitry.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective inrush current limiting for sensitive electronic components
• Lead-free construction compliant with environmental standards
• Thermistor technology enables automatic resistance adjustment based on temperature

Inrush Current Limiters (ICL) Applications

• Power supply input protection
• Consumer electronics surge suppression
• Industrial equipment circuit protection

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix 'LF' confirms lead-free status as per manufacturer specifications. Confirm the 15 mm lead length matches PCB layout requirements. Ensure the 40 ohm resistance value aligns with system surge calculations. Check availability status as previous variants may be obsolete.

Inrush Current Limiters (ICL) Selection Notes

Select this component when a 4 A steady-state current capacity is required. The 40 ohm initial resistance must suit the specific voltage and timing constraints of the application. Consider the physical size and lead configuration for assembly compatibility.

Inrush Current Limiters (ICL) Part Context

This part belongs to YAGEO's NT series of NTC thermistors designed for inrush current limiting. These components are widely used in power management applications across various industries including consumer electronics and industrial systems.

Inrush Current Limiters (ICL) Replacement Considerations

Consult official substitution lists for equivalent parts within the NT series or other manufacturers offering similar 4 A, 40 ohm NTC limiters. Verify thermal characteristics and package dimensions match before replacement.