SL1225003B285

Inrush Current Limiters (ICL) Overview

The SL1225003B285 is a through-hole negative temperature coefficient (NTC) thermistor from the Vishay Ametherm SL12 series, designed as an inrush current limiter. It features a nominal resistance of 25 ohms with a tolerance of ±15% at 25°C. The component supports a maximum steady-state current of 3A and has a diameter of 13mm. Constructed from metal oxide ceramic, it provides accurate temperature sensing to limit initial surge currents in electronic circuits.

Inrush Current Limiters (ICL) Feature Summary

• Utilizes specially formulated metal oxide ceramic for highly accurate temperature sensing capabilities
• Provides effective limitation of inrush current during power-up phases
• Designed for through-hole mounting applications requiring robust thermal protection

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Transformer primary circuit protection
• Capacitor charging circuit surge suppression

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct resistance tolerance and current rating specifications. Confirm that the 13mm package size and through-hole lead configuration match the target PCB layout requirements before finalizing procurement orders.

Inrush Current Limiters (ICL) Selection Notes

Select this component when a 25-ohm nominal resistance and 3A steady-state current capacity are required for inrush limiting. Ensure the application voltage and ambient operating temperatures remain within the device's specified thermal limits to maintain reliable performance over the product lifecycle.

Inrush Current Limiters (ICL) Part Context

This part belongs to the Vishay Ametherm SL12 series of inrush current limiters. These components are manufactured using proprietary metal oxide ceramic processing techniques to achieve consistent electrical characteristics and thermal stability across production batches.

Inrush Current Limiters (ICL) Replacement Considerations

Consult official cross-reference lists or distributor substitution tools to identify compatible alternatives with matching resistance values and current ratings. Verify that any substitute component meets the same mechanical and thermal specifications.