LM4050QAEM3-8.2/NOPB

Voltage Reference Overview

The LM4050QAEM3-8.2/NOPB is a micropower shunt voltage reference manufactured by Texas Instruments, designed for automotive applications with AEC-Q100 qualification. It provides a fixed output voltage of 8.192 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 is housed in a SOT-23-3 surface-mount package.

Voltage Reference Feature Summary

• Automotive-grade reliability certified under the AEC-Q100 standard for sustained performance in vehicle environments.
• Micropower architecture ensures low quiescent current consumption suitable for battery-powered systems.
• Precision shunt regulation maintains stable output voltage across wide industrial and automotive temperature ranges.

Voltage Reference Applications

• Automotive electronic control units requiring precise voltage references
• Battery management systems in electric vehicles
• Data acquisition systems in harsh thermal environments

Voltage Reference Procurement Notes

Verify that the specific suffix QAE indicates the required automotive grade and tolerance level. Confirm the package type matches the PCB footprint requirements. Ensure the ordering part number aligns with the desired output voltage and accuracy specifications before procurement.

Voltage Reference Selection Notes

Select this component when automotive certification is mandatory and high precision is needed in a compact form factor. Compare against non-automotive variants if cost is critical but environmental stress testing is not required. Verify input voltage limits exceed the reference output to ensure proper shunt operation.

Voltage Reference Part Context

This part belongs to the LM4050 family of micropower shunt voltage references from Texas Instruments. The 'Q' prefix denotes automotive qualification, while 'A' typically specifies the accuracy class. The 'E' indicates the SOT-23-3 package variant, distinguishing it from other housing options within the same functional series.

Voltage Reference FAQ

Is the LM4050QAEM3-8.2/NOPB qualified for automotive use?

Yes, the 'Q' in the part number indicates AEC-Q100 qualification for automotive applications.

What is the maximum operating temperature for this device?

The device is rated for a maximum operating temperature of +125°C.