ZC831BNTC

Overview

The ZC831BNTC is a precision NTC thermistor manufactured by Diodes Incorporated, designed for accurate temperature sensing applications. This component features a beta value of approximately 3950 K and a nominal resistance of 10 kOhms at 25 degrees Celsius. It exhibits a tight tolerance of plus or minus one percent, ensuring high measurement accuracy across its operating range. The device is housed in a compact SOT-23 surface-mount package, facilitating automated assembly and integration into space-constrained circuit designs. Its stable thermal characteristics make it suitable for monitoring ambient and internal temperatures in electronic systems requiring reliable data acquisition.

Feature Summary

• High precision temperature sensing with tight resistance tolerance
• Compact surface-mount packaging for automated assembly
• Stable thermal performance across operating ranges

Applications

• Consumer electronics temperature monitoring
• Battery pack thermal management
• HVAC system sensors

Procurement Notes

Verify the specific suffix codes on the ordering information to confirm exact tolerance and beta value specifications. Ensure the package type matches the PCB footprint requirements. Confirm RoHS compliance status through official documentation before procurement. Check for any specific handling instructions related to moisture sensitivity levels during storage and reflow processes.

Selection Notes

Select this component when precise temperature measurement is critical within limited board space. Consider the beta value compatibility with existing thermistor-to-digital conversion algorithms. Evaluate the power dissipation limits relative to the expected current flow in the voltage divider configuration. Ensure the operating temperature range covers the intended environmental conditions without exceeding specified limits.

Part Context

This part belongs to Diodes Incorporated's line of discrete semiconductor devices focused on signal processing and protection. The ZC series typically includes various thermistor configurations tailored for different industrial and consumer applications. Understanding the broader portfolio helps in identifying compatible components for complete thermal management solutions within similar product families.

Replacement Considerations

Direct replacements must match the 10kOhm nominal resistance, 3950K beta value, and SOT-23 package dimensions. Verify that alternative suppliers provide equivalent plus-minus one percent tolerance. Ensure the replacement part maintains identical thermal stability characteristics to avoid recalibration needs in the final assembly.