SL1250002B

Inrush Current Limiters (ICL) Overview

The SL1250002B is an NTC inrush current limiter from the SL12 series by Vishay / Ametherm. It features a nominal resistance of 50 Ohms with a tolerance of ±20%. The component has a continuous current rating of 2 A and a physical diameter of 13 mm (0.512 inches). Designed for PCB mounting, it utilizes radial termination to suppress high inrush current surges, particularly in power supply applications.

Inrush Current Limiters (ICL) Feature Summary

• Suppresses high inrush current surges in power supplies
• Radial leaded construction for PCB mounting
• Thermistor-based protection mechanism

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Precharge circuits
• General electronic equipment requiring surge suppression

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific ordering suffix against the official Vishay datasheet to ensure the correct resistance and current ratings are selected. Confirm that the 13mm package size and radial lead spacing match the target PCB footprint requirements before finalizing procurement decisions.

Inrush Current Limiters (ICL) Selection Notes

Select this component when a 50 Ohm initial resistance and 2 A continuous current handling capability are required. Ensure the application environment supports the thermal characteristics of NTC thermistors and that the 13mm diameter fits within the available board space constraints.

Inrush Current Limiters (ICL) Part Context

This part belongs to the SL12 series of inrush current limiters manufactured by Vishay under the Ametherm brand. The series offers various resistance and current combinations in standardized diameters to provide economical and space-saving solutions for limiting high inrush currents in electronic systems.

Inrush Current Limiters (ICL) FAQ

What is the nominal resistance value of the SL1250002B?

The nominal resistance is 50 Ohms with a tolerance of ±20%.

What is the maximum continuous current rating?

The component is rated for a continuous current of 2 A.