LM4050AIM3-2.5

Voltage Reference Overview

The LM4050AIM3-2.5 is a micropower shunt voltage reference from Texas Instruments, housed in a SOT-23 package. It provides a fixed output voltage of 2.5 V with an initial accuracy of 0.1%. The device features a temperature coefficient of 50 ppm/°C and supports a maximum shunt current of 15 mA. Operating temperatures range from -40°C to +125°C. This component is classified as a precision reference within the PMIC category.

Voltage Reference Feature Summary

• Delivers high precision voltage regulation with 0.1% initial accuracy for stable reference applications.
• Operates effectively across a wide industrial temperature range from -40°C to +125°C.
• Features low power consumption suitable for battery-powered or energy-efficient designs.

Voltage Reference Applications

• Precision data acquisition systems requiring stable voltage references
• Portable instrumentation and measurement devices
• Battery-operated equipment needing efficient power management

Voltage Reference Procurement Notes

Verify component authenticity through authorized channels due to potential counterfeit risks. Confirm RoHS compliance status as indicated in official documentation. Check for end-of-life notifications or discontinuance alerts prior to procurement. Ensure packaging specifications match production requirements.

Voltage Reference Selection Notes

Select this part when 0.1% accuracy and 50 ppm/°C stability are required. Compare against LM4050CEM3-2.5 if lower 0.5% accuracy suffices. Consider LM4050QBIM3-2.5/NOPB for automotive AEC-Q100 qualification needs. Evaluate thermal performance within the specified -40°C to +125°C range.

Voltage Reference Part Context

Part of the LM4050-N series of micropower shunt references. Competes with other precision voltage references in the SOT-23 form factor. Designed for applications demanding small size and high precision. Related variants include different accuracy grades and automotive qualifications.

Voltage Reference Replacement Considerations

LM4050CEM3-2.5 offers similar functionality with 0.5% accuracy. LM4050QBIM3-2.5/NOPB provides automotive-grade qualification. LM4050AEM3X-2.5/NOPB is a comparable alternative with identical electrical characteristics.