SL12 2R505

Inrush Current Limiters (ICL) Overview

The Vishay Ametherm SL12 2R505 is a radial leaded inrush current limiter with a nominal resistance of 2.5 Ohms and a steady-state current rating of 5 A. It features a 12 mm disc diameter, 3.5 mm pitch spacing, and ±25% resistance tolerance. The component supports voltage ratings up to 230 VAC and has a maximum recommended energy absorption of 36 Joules.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective suppression of high initial charging currents in electronic circuits
• Utilizes negative temperature coefficient characteristics for automatic resistance adjustment
• Designed for reliable PCB mounting with radial leads

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer primary circuits
• Capacitive load protection

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix and tolerance against the official Vishay datasheet to ensure compatibility with circuit requirements. Confirm that the thermal environment allows for proper heat dissipation during operation. Cross-reference the package dimensions with the target PCB footprint to guarantee mechanical fit before finalizing procurement orders.

Inrush Current Limiters (ICL) Selection Notes

Select this component when a 2.5 Ohm initial resistance and 5 A continuous current capacity are required. Ensure the application voltage does not exceed the rated limits. Consider the thermal derating curves provided in the documentation to maintain performance under varying ambient temperatures and duty cycles.

Inrush Current Limiters (ICL) Part Context

This part belongs to the SL12 series of inrush current limiters manufactured by Vishay Ametherm. These devices are engineered to protect sensitive components from damage caused by sudden power surges. The series offers various resistance values and physical sizes to suit different power handling needs.

Inrush Current Limiters (ICL) Replacement Considerations

SL10 2R505

Inrush Current Limiters (ICL) FAQ

What is the maximum recommended energy absorption?

The maximum recommended energy absorption is 36 Joules.

What is the resistance tolerance?

The resistance tolerance is ±25%.