LM4050QCIM3X10/NOPB

Voltage Reference Overview

The LM4050QCIM3X10/NOPB is a precision micropower shunt voltage reference from Texas Instruments, featuring a fixed reverse breakdown voltage of 10 V. It operates within an extended temperature range of -40°C to +125°C and utilizes a compact SOT-23 package. The device guarantees an initial accuracy of ±0.5% at 25°C with a maximum temperature coefficient of 50 ppm/°C. Designed for stability without external capacitors, it supports a wide operating current range from 80 μA to 15 mA.

Voltage Reference Feature Summary

• Eliminates the need for external stabilizing capacitors while ensuring stability with any capacitive load
• Utilizes fuse and Zener-zap reverse breakdown voltage trim during wafer sort to ensure 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
• Product testing

Voltage Reference Procurement Notes

Verify the specific suffix 'QCI' against official documentation to confirm the exact grade, voltage option, and packaging configuration. Ensure the component matches the required extended temperature range specifications. Cross-reference the datasheet revision history for any updates to electrical characteristics or thermal metrics before final procurement.

Voltage Reference Selection Notes

Select this component when space constraints require a sub-miniature SOT-23 package. It is suitable for applications demanding high precision (±0.5%) and low noise in portable or industrial environments. Consider the minimum operating current requirements relative to the system's quiescent current to maintain regulation stability.

Voltage Reference Part Context

This part belongs to the LM4050-N family of precision micropower shunt voltage references. The series offers various fixed voltage options including 2.048 V, 2.5 V, 4.096 V, 5 V, 8.192 V, and 10 V. The family is designed for applications requiring high accuracy and stability in small form factors.

Voltage Reference Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.