LM4050CEM3X-2.5/NOPB

Voltage Reference Overview

The LM4050CEM3X-2.5/NOPB is a micropower shunt voltage reference manufactured by Texas Instruments, housed in an SOT-23-3 package. It provides a fixed output voltage of 2.5 V with an initial accuracy of ±0.5% and a temperature coefficient of 50 ppm/°C. The device operates within a junction temperature range of -40°C to +125°C and supports a maximum shunt current of 15 mA. This component belongs to the LM4050-N series and is designed for precision applications requiring stable voltage references in compact surface-mount configurations.

Voltage Reference Feature Summary

• Provides a precise fixed 2.5 V reference voltage suitable for high-accuracy analog circuits
• Features low power consumption characteristics ideal for battery-operated systems
• Ensures thermal stability through a controlled temperature coefficient across wide operating ranges

Voltage Reference Applications

• Portable instrumentation requiring stable voltage references
• Battery-powered measurement devices
• Data acquisition systems needing precise analog front-ends

Voltage Reference Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with design requirements. Confirm that the component meets all necessary environmental and safety standards for the intended application. Check for any recent product discontinuance notifications or process change notifications that may affect availability or specifications. Ensure sourcing from authorized distributors to guarantee authenticity and traceability.

Voltage Reference Selection Notes

Select this component when a fixed 2.5 V reference with moderate precision is required in a small footprint. Consider the ±0.5% initial accuracy and 50 ppm/°C temperature coefficient against system tolerance needs. Evaluate the SOT-23-3 package constraints for PCB layout. Compare performance metrics with other variants in the LM4050 family if higher accuracy or different voltage outputs are needed.

Voltage Reference Part Context

This part belongs to the LM4050-N series of micropower shunt voltage references from Texas Instruments. It shares architectural similarities with other members like the LM4050AIM3 and LM4050BEM3 but differs in accuracy grades and specific output voltages. The series is designed for general-purpose precision applications where size and power efficiency are critical factors in electronic design.

Voltage Reference Replacement Considerations

Publicly confirmed substitute part numbers for this specific variant are not available in the provided documentation. Users should consult official replacement guides or contact manufacturers directly for verified alternatives.