B57236S0100M054

Overview

The B57236S0100M054 is an NTC thermistor designed for inrush current limiting, manufactured by TDK Electronics. It features a nominal resistance of 10 Ohms with a tolerance of 20%. The component has a current rating of 3.0 A and supports voltage ratings of 110 VAC and 230 VAC. Its physical dimensions include a diameter of 9.5 mm and a width of 6 mm, with a lead spacing of 5 mm. The device operates within a temperature range of -55°C to +170°C and has a power rating of 2.1 W.

Feature Summary

• Provides effective suppression of high inrush currents during the initial power-up phase of electronic circuits.
• Features rapid self-heating characteristics that reduce electrical resistance as operating current increases.
• Constructed with radial leads suitable for through-hole PCB mounting applications.

Applications

• Power supply input stages
• Transformer protection circuits
• Motor drive systems

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and tolerance specifications. Confirm that the thermal dissipation factor aligns with the target application's ambient conditions. Cross-reference the component marking with the latest product documentation to avoid counterfeit parts.

Selection Notes

Select this component based on the required steady-state resistance and maximum allowable inrush current for the specific load. Ensure the continuous power rating accommodates the operational duty cycle without exceeding the maximum junction temperature limits defined in the technical data.

Part Context

This part belongs to the B57236 series of NTC thermistors from TDK Electronics. These components are engineered specifically for protecting sensitive electronics against surge currents. The series offers various resistance values to suit different circuit requirements while maintaining consistent physical form factors.

Replacement Considerations

Compatible substitutes include B57236S0100M000 and B57236S0100M004, provided they match the 10 Ohm resistance and 3.0 A current rating. Verify package dimensions and lead spacing compatibility before implementation.

FAQ

What is the maximum operating temperature for this thermistor?

The maximum operating temperature is +170°C.

Does this component have a specific safety certification?

Yes, it meets UL safety standards for use in power supplies.