LM4040AIM3X-8.2/NOPB

Overview

The LM4040AIM3X-8.2/NOPB is a precision micropower shunt voltage reference from Texas Instruments, featuring an 8.192 V fixed reverse breakdown voltage. It operates within a wide current range of 91 μA to 15 mA and maintains a maximum temperature coefficient of 100 ppm/°C. The device utilizes an A-grade tolerance for high accuracy and is housed in a compact SOT-23 surface-mount package.

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 for high initial accuracy
• Incorporates bandgap reference temperature drift curvature correction for stable performance across temperatures

Applications

• Portable, battery-powered equipment
• Data acquisition systems
• Precision audio components

Procurement Notes

Verify the specific ordering suffix against the manufacturer's latest documentation to confirm package type and availability status. Confirm that the component meets all required environmental and quality standards for the intended application before final procurement decisions are made.

Selection Notes

Select this component when a precise 8.192 V reference is required in space-constrained designs. Ensure the operating current remains within the specified 91 μA to 15 mA range to maintain optimal performance and stability characteristics defined by the datasheet.

Part Context

This part belongs to the LM4040-N family of precision micropower shunt voltage references. The family offers various fixed voltages including 2.048 V, 2.5 V, 3 V, 4.096 V, 5 V, 8.192 V, and 10 V, providing flexibility for different circuit requirements while maintaining consistent package options and performance profiles.

Replacement Considerations

LM4040AIM3X-8.2/NOPB is functionally equivalent to LM4040AIM3X-8.2.