LM4050QAIM3X8.2/NOPB

Voltage Reference Overview

The LM4050QAIM3X8.2/NOPB is a precision micropower shunt voltage reference manufactured by Texas Instruments, featuring an 8.192 V fixed reverse breakdown voltage with ±0.1% initial accuracy at 25°C. It operates within an extended temperature range of -40°C to +125°C and utilizes a compact SOT-23 package. The device supports a wide operating current range from 74 μA to 15 mA, ensuring stability without external capacitors even under capacitive loads.

Voltage Reference Feature Summary

• Eliminates the need for external stabilizing capacitors while maintaining stability with any capacitive load
• Utilizes fuse and Zener-zap reverse breakdown voltage trim during wafer sort for high accuracy
• Bandgap reference temperature drift curvature correction ensures stable performance across temperatures

Voltage Reference Applications

• Portable, battery-powered equipment
• Data acquisition systems
• Instrumentation
• Process control
• Automotive applications

Voltage Reference Procurement Notes

Verify that the ordering suffix 'NOPB' indicates lead-free status and confirms compliance with RoHS directives as specified in the datasheet. Ensure the 'Q1' designation aligns with automotive-grade requirements if applicable. Confirm the specific voltage option matches the required 8.192 V output before procurement.

Voltage Reference Selection Notes

Select this component when space-critical designs require a precise shunt reference in a small SOT-23 package. The A-grade tolerance of ±0.1% makes it suitable for high-accuracy applications. Consider the extended temperature range capability for environments exceeding standard industrial limits.

Voltage Reference Part Context

This part belongs to the LM4050-N family of precision micropower shunt voltage references. The 'Q1' suffix denotes qualification according to AEC-Q100 standards for automotive applications. The 'A' grade specifies the tightest initial accuracy tolerance available in the series.

Voltage Reference Replacement Considerations

LM4050BIM3X8.2/NOPB

Voltage Reference FAQ

Does the LM4050QAIM3X8.2/NOPB require an output capacitor?

No, the design eliminates the need for an external stabilizing capacitor while ensuring stability with any capacitive load.

What is the maximum operating current for this device?

The maximum operating current is 15 mA.