B57364S2109A002

Inrush Current Limiters (ICL) Overview

The B57364S2109A002 is a Negative Temperature Coefficient (NTC) thermistor designed for inrush current limiting applications. It features a nominal resistance of 1 Ohm with a tolerance of ±20%. The component has a maximum rated power of 5100 mW and supports a continuous current rating of 16 A. It utilizes a radial PCB mounting configuration with a lead spacing of 7.5 mm. The physical dimensions include a diameter of 21 mm, a height of 7 mm, and a length of 21 mm. The device operates within a temperature range of -55 °C to +170 °C.

Inrush Current Limiters (ICL) Feature Summary

• Provides effective suppression of high inrush currents during power-up phases
• Features robust thermal stability across a wide operating temperature range
• Utilizes a compact radial package suitable for standard printed circuit board assembly

Inrush Current Limiters (ICL) Applications

• Inrush current limiting in AC/DC power supplies
• Surge protection circuits for electronic equipment
• Power factor correction modules

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific ordering suffix to confirm the exact resistance value and tolerance match the design requirements. Ensure that the thermal characteristics align with the system's duty cycle and ambient conditions. Confirm compliance with relevant safety standards such as IEC 60068-2-78 if required by the application environment.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required steady-state resistance and peak current handling capabilities. Evaluate the thermal time constant and energy absorption capacity to ensure reliable operation under repeated surge conditions. Consider the physical footprint constraints and mounting orientation when integrating into the final assembly layout.

Inrush Current Limiters (ICL) Part Context

This part belongs to the B57364S series of NTC thermistors manufactured by EPCOS, now integrated into TDK Electronics. These components are specifically engineered for protecting sensitive electronic circuits against damaging current spikes during initial power connection. The product line emphasizes reliability and consistent performance in industrial and consumer electronics environments.

Inrush Current Limiters (ICL) Replacement Considerations

Compatible substitutes within the same series include B57364S0100M000 and B57364S0100M051. Verify that alternative parts maintain identical electrical parameters and mechanical dimensions to ensure seamless integration without redesigning the printed circuit board.