LM4050BIX3-3.0-T

Voltage Reference Overview

The LM4050BIX3-3.0-T 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 0.2%. The device features a maximum temperature coefficient of 50ppm/°C, guaranteed over the industrial temperature range of -40°C to +125°C. It operates within a wide shunt current range from 60µA to 15mA and utilizes a compact SOT-23 surface-mount package.

Voltage Reference Feature Summary

• Precision bandgap voltage reference utilizing laser-trimmed resistors for high stability
• Capable of maintaining stable reverse breakdown voltage across a wide operating current range
• Ensures stability with any capacitive load without requiring external stabilizing components

Voltage Reference Applications

• Space-critical applications requiring minimal footprint
• Portable battery-powered instrumentation systems
• Data acquisition systems requiring precise voltage references

Voltage Reference Procurement Notes

Verify the specific suffix 'T' indicates tape-and-reel packaging configuration. Confirm the manufacturer designation matches Analog Devices or Maxim Integrated as the component has been transferred between entities. Ensure the part number corresponds to the B-grade accuracy variant rather than A or C grades which differ in tolerance specifications.

Voltage Reference Selection Notes

Select this component when a 3.0V reference is required in a small SOT-23 package. The 0.2% accuracy grade offers a balance between cost and precision. Verify that the application current remains within the 60µA to 15mA operational window to ensure specified performance levels are maintained throughout the operating temperature range.

Voltage Reference Part Context

This component belongs to the LM4050/LM4051 family of two-terminal shunt voltage references. The family includes multiple fixed breakdown voltages such as 1.225V, 2.048V, 2.500V, 3.3V, 4.096V, and 5.000V. The series is characterized by low dynamic impedance and micropower consumption suitable for portable electronics.

Voltage Reference Replacement Considerations

LM4050AEX3-3.0+T (0.1% accuracy, SC-70 package)

Voltage Reference FAQ

Does the LM4050BIX3-3.0-T require an external capacitor for stability?

No, the device does not require an external stabilizing capacitor and ensures stability with any capacitive loads.

What is the operating temperature range for this voltage reference?

The specifications are guaranteed over a temperature range of -40°C to +125°C.