LM4050QCIM3X8.2/NOPB

Voltage Reference Overview

The LM4050QCIM3X8.2/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%. The device features a temperature coefficient of 50 ppm/°C and operates within a junction temperature range of -40°C to +125°C. Packaged in a SOT-23-3 surface-mount case, it supports a maximum shunt current of 15 mA and includes internal circuitry for stable operation.

Voltage Reference Feature Summary

• AEC-Q100 qualified for automotive reliability standards
• Micropower design optimized for low current consumption
• High precision with 0.5% initial accuracy tolerance
• Stable performance across extended industrial temperature ranges

Voltage Reference Applications

• Automotive electronic control units requiring precise voltage references
• Data acquisition systems needing stable analog-to-digital converter references
• Battery management systems utilizing high-accuracy monitoring circuits

Voltage Reference Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with required automotive grade specifications. Confirm that the package marking and reel orientation match your assembly line requirements. Cross-reference the manufacturer's latest revision history to validate component authenticity and traceability before finalizing procurement orders.

Voltage Reference Selection Notes

Select this component when a fixed 8.192 V reference is required in a compact SOT-23-3 footprint. Ensure the application voltage does not exceed the maximum input limits defined in the electrical characteristics table. Consider the thermal dissipation capabilities of the PCB layout given the micropower nature of the device.

Voltage Reference Part Context

This part belongs to the LM4050 series of precision micropower shunt voltage references from Texas Instruments. The 'Q' designation indicates automotive qualification, while 'CIM3' specifies the temperature grade and SOT-23-3 package type. The '8.2' denotes the nominal output voltage value, distinguishing it from other variants in the family such as 2.5V or 5.0V options.

Voltage Reference Replacement Considerations

Consult the official replacement guide for direct substitutes within the LM4050 family. Verify pinout compatibility and electrical parameter equivalence before substituting with other manufacturers' components.