B57234S0229M051

Overview

The B57234S0229M051 is a leaded NTC thermistor designed for inrush current limiting applications. It features an 8-ohm resistance at 25°C with a tolerance of ±20%. The component has a nominal discharge current rating of 3.5A and operates within a temperature range of -55°C to +170°C. It utilizes a disc package measuring 9.5mm in diameter and 6mm in width, suitable for through-hole mounting.

Feature Summary

• Provides effective inrush current limitation in electronic circuits
• Ensures high long-term stability under demanding environmental conditions
• Offers precise resistance and B-value tolerances for accurate thermal management

Applications

• Power supply input stages
• Industrial equipment protection
• Consumer electronics circuitry

Procurement Notes

Verify the specific ordering code against official TDK documentation to ensure correct resistance and tolerance specifications. Confirm that the component meets required safety standards and RoHS compliance for your target market. Cross-reference datasheet parameters such as maximum working voltage and energy absorption capacity with your circuit design requirements before finalizing procurement.

Selection Notes

Select this component based on its 8-ohm resistance value and 3.5A current rating to match the specific inrush current requirements of the application. Ensure the operating temperature range of -55°C to +170°C aligns with the environmental conditions of the end product. Verify physical dimensions fit the available PCB space for through-hole mounting.

Part Context

This part belongs to the B57236 series of NTC thermistors manufactured by EPCOS, now part of TDK Electronics. These components are specifically engineered for inrush current limiting using leaded and coated disk designs. The series is widely used across automotive, industrial, and consumer electronics sectors for reliable circuit protection.

Replacement Considerations

Consult official TDK substitution guides for compatible alternatives within the B57236 series. Verify that any substitute maintains identical electrical characteristics, including resistance, current rating, and physical dimensions, to ensure seamless integration without redesigning the host circuit board.