LM4050AIX3-3.0

Voltage Reference Overview

The LM4050AIX3-3.0 is a precision micropower shunt voltage reference manufactured by Analog Devices Inc./Maxim Integrated. It provides a fixed reverse breakdown voltage of 3.0V with an initial accuracy of 0.1% and a maximum temperature coefficient of 50ppm/°C. The device operates within a wide current range from 60µA to 15mA and features low dynamic impedance. It is housed in a subminiature 3-pin SC-70 surface-mount package, measuring 1.8mm x 1.8mm. The component is guaranteed to function over an extended temperature range of -40°C to +125°C.

Voltage Reference Feature Summary

• Ultra-small 3-pin SC-70 surface-mount package for space-critical applications
• Laser-trimmed resistors ensure excellent initial accuracy
• No external stabilizing capacitor required while ensuring stability with any capacitive loads
• Low dynamic impedance ensures stable reverse breakdown voltage accuracy

Voltage Reference Applications

• Portable instrumentation
• Battery-powered systems
• Data acquisition systems
• Handheld meters

Voltage Reference Procurement Notes

Verify the specific suffix 'IX3' against official manufacturer documentation to confirm package type and availability status. Ensure compatibility with existing PCB footprints designed for SC-70 packages. Confirm that the 3.0V output aligns with system requirements. Check for RoHS compliance and lead-free status as indicated in standard product listings.

Voltage Reference Selection Notes

Select this component when high precision and small form factor are required. The 0.1% accuracy and 50ppm/°C temperature coefficient make it suitable for sensitive measurement circuits. The wide operating current range allows for flexible biasing options. Consider the SC-70 package size constraints during layout design.

Voltage Reference Part Context

The LM4050 series includes multiple fixed voltage options such as 1.225V, 2.048V, 2.500V, 3.3V, 4.096V, and 5.000V. These devices share common characteristics including micropower consumption and precision performance. The LM4050A variant specifically denotes the 0.1% accuracy grade within the family.

Voltage Reference Replacement Considerations

LM4050AEX3-3.0+T is a verified substitute part number offering identical electrical specifications and SC-70 packaging.