SL105R004A

Inrush Current Limiters (ICL) Overview

The SL105R004A is a Negative Temperature Coefficient (NTC) thermistor inrush current limiter manufactured by Vishay Ametherm. It features a nominal resistance of 5 Ohms with a tolerance of ±20%. The component has a continuous current rating of 4 A and is rated for voltages of 115 VAC and 230 VAC. It utilizes radial kinked leads with a diameter of 1 mm and a lead spacing of 7.8 mm. The ceramic body has a diameter of 10 mm and a width of 6 mm. Designed for PCB mounting, it operates within a temperature range of -40°C to +150°C.

Inrush Current Limiters (ICL) Feature Summary

• Suppresses high inrush current surges during power-up
• Radial kinked lead configuration facilitates easy insertion
• Compatible with DIN block mounting in power control boxes

Inrush Current Limiters (ICL) Applications

• Power supply units
• Motor drives
• Transformer protection circuits

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific ordering suffix 'A' against the manufacturer's official datasheet to confirm lead form and package details. Ensure the selected variant matches the required voltage ratings and thermal characteristics for the target application environment. Cross-reference the part number with authorized distributors to confirm availability and authenticity.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required steady-state resistance and maximum continuous current handling capabilities. Consider the physical dimensions and lead configuration for PCB layout constraints. Evaluate the thermal dissipation requirements and ambient operating conditions to ensure reliable performance under load.

Inrush Current Limiters (ICL) Part Context

This part belongs to the SL series of inrush current limiters from Vishay Ametherm. These components are designed to protect electronic equipment from damage caused by high initial charging currents. The series offers various resistance values and current ratings to suit different power applications.

Inrush Current Limiters (ICL) Replacement Considerations

Consult official substitution lists for equivalent NTC thermistors with matching resistance, current, and voltage ratings. Verify mechanical compatibility including lead spacing and body diameter before replacing.