LM4125AIM5-2.0/NOPB

Voltage Reference Overview

The LM4125AIM5-2.0/NOPB is a micropower shunt voltage reference manufactured by Texas Instruments, housed in a compact SOT-23 package. It provides a fixed output voltage of 2.0V with an initial accuracy of ±0.5%. The device operates within a temperature range of -40°C to +85°C and features low dynamic impedance for stable performance under varying load conditions.

Voltage Reference Feature Summary

• Provides a precise fixed reference voltage suitable for high-resolution analog circuits
• Features low power consumption optimized for battery-powered applications
• Offers stable operation with low dynamic impedance across the operating current range

Voltage Reference Applications

• Portable instrumentation requiring stable voltage references
• Battery-operated measurement systems
• Data acquisition systems needing accurate reference sources

Voltage Reference Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for recent Product Change Notifications (PCNs) regarding manufacturing site changes or material updates. Ensure the specific suffix matches the required tolerance and packaging format.

Voltage Reference Selection Notes

Select this component when a fixed 2.0V reference is required in a small footprint. Consider the ±0.5% initial accuracy and temperature coefficient against system requirements. Evaluate the maximum shunt current capability to ensure adequate noise filtering without excessive power dissipation in the target application.

Voltage Reference Part Context

This part belongs to the LM412x series of precision micropower shunt voltage references from Texas Instruments. These devices are designed to replace Zener diodes in applications requiring better stability and lower noise. The series offers various fixed output voltages and tolerances to suit diverse design needs.

Voltage Reference Replacement Considerations

Check for LM4125AIM5-2.0 equivalents from other manufacturers if supply constraints exist. Verify pinout compatibility and electrical parameter alignment before substitution.