B57234S0400M000

Overview

The B57234S0400M000 is a negative temperature coefficient (NTC) thermistor manufactured by EPCOS, now part of TDK Electronics. This component belongs to the B57234 series and is designed for precise temperature measurement applications. It features a nominal resistance value of 10 kOhms at 25 degrees Celsius and exhibits a high sensitivity characteristic defined by its beta value. The device utilizes a glass-passivated construction to ensure long-term stability and reliability in various electronic circuits.

Feature Summary

• Glass-passivated construction ensures robust environmental protection and long-term stability
• High sensitivity enables accurate detection of small temperature variations
• Negative temperature coefficient design allows for precise thermal monitoring

Applications

• HVAC systems for air conditioning and heating control
• Automotive engine temperature sensing
• Industrial process control equipment

Procurement Notes

Verify the complete ordering code against official TDK documentation to confirm specific tolerance and beta value variants. Ensure the supplier provides traceability certificates matching the component specifications. Cross-reference the manufacturer's latest datasheet to confirm availability and any recent updates to the product line or packaging standards.

Selection Notes

Select this component based on the required nominal resistance and operating temperature range. Evaluate the beta value to ensure compatibility with the circuit's sensitivity requirements. Consider the package type and lead configuration for proper integration into the target PCB layout. Confirm that the thermal time constant meets the dynamic response needs of the application.

Part Context

This component is part of the broader EPCOS NTC thermistor portfolio, which has been integrated into TDK Electronics' extensive lineup of passive components. The B57234 series is specifically engineered for demanding temperature measurement tasks where reliability and accuracy are critical. These devices support the transition from legacy EPCOS branding to the unified TDK product identification system.

Replacement Considerations

Consult the official TDK replacement guide for direct equivalents. Verify that substitute parts match the nominal resistance, tolerance, and beta value parameters. Ensure the physical dimensions and terminal configuration are compatible with existing board layouts.