LM4041CIM3-ADJ/NOPB

Overview

The LM4041CIM3-ADJ/NOPB is a precision micropower shunt voltage reference manufactured by Texas Instruments. It operates within an extended temperature range of -40°C to +125°C and utilizes an SOT-23-3 surface-mount package. The device features an adjustable output voltage with an initial accuracy of ±0.5% and a temperature coefficient of 150 ppm/°C. Maximum shunt current is rated at 12 mA, ensuring stable performance across diverse industrial applications.

Feature Summary

• Eliminates the need for external stabilizing capacitors while maintaining stability with any capacitive load
• Utilizes fuse and Zener-zap reverse breakdown or reference voltage trim during wafer sort for high precision
• Incorporates bandgap reference temperature drift curvature correction for consistent accuracy over wide operating ranges

Applications

• Space-critical electronic designs requiring compact footprints
• Battery-powered systems demanding low quiescent current consumption
• Precision measurement instrumentation requiring stable reference voltages

Procurement Notes

Verify the specific suffix configuration against official Texas Instruments documentation to confirm pinout compatibility and electrical specifications. Ensure the ordering part number matches the required package type and temperature grade. Cross-reference datasheet revisions to validate parameter consistency before final procurement decisions.

Selection Notes

Select this component when design constraints require a sub-miniature surface-mount package combined with high precision. The adjustable output capability allows flexibility in setting reference levels without external resistors. Verify that the maximum shunt current rating aligns with the circuit's power dissipation requirements and thermal management capabilities.

Part Context

This device belongs to the LM4041-N series of precision voltage references from Texas Instruments. The series is characterized by its micropower operation and ability to function without external stabilization components. It serves as a compact alternative to larger through-hole references in modern portable and industrial electronics.

Replacement Considerations

LM4041DIM3-ADJ/NOPB

FAQ

Does the LM4041CIM3-ADJ/NOPB require an external capacitor for stability?

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

What is the minimum operating current for this device?

The minimum operating current is 60 µA for the LM4041-N ADJ version.