N20SP004L

Inrush Current Limiters (ICL) Overview

The N20SP004L is an NTC thermistor inrush current limiter manufactured by Yageo. It features a nominal resistance of 4 ohms with a tolerance of ±15%. The component supports a maximum steady-state current of 8 A and has a diameter of 20 mm. It operates within a temperature range of -40°C to +200°C and utilizes radial leads for PCB mounting.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective inrush current limiting during power-up sequences
• Utilizes negative temperature coefficient characteristics for self-regulating resistance
• Designed for robust thermal performance in high-current applications

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Motor drive circuits
• Consumer electronics power inputs

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific manufacturer part number against official Yageo documentation to ensure authenticity. Confirm that the radial lead configuration matches the target PCB footprint requirements. Ensure the operating environment remains within the specified -40°C to +200°C range to maintain component integrity and performance specifications.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required 4-ohm initial resistance and 8-ampere current handling capacity. Evaluate the 20-millimeter diameter for adequate spacing on the printed circuit board. Consider the thermal dissipation capabilities relative to the expected ambient temperatures and duty cycles of the application.

Inrush Current Limiters (ICL) Part Context

This component belongs to the SP series of NTC thermistors designed specifically for inrush current limiting. These devices protect sensitive electronic components from high initial charging currents, ensuring reliable operation and extended lifespan of the equipment they are installed in.

Inrush Current Limiters (ICL) Replacement Considerations

N25SP020L