LM4050QCIM3-8.2/NOPB

Voltage Reference Overview

The LM4050QCIM3-8.2/NOPB is a precision micropower shunt voltage reference from Texas Instruments, featuring an 8.192 V fixed reverse breakdown voltage with ±0.5% initial accuracy at 25°C. It operates within a wide current range of 74 μA to 15 mA and maintains a maximum temperature coefficient of 50 ppm/°C across the extended industrial temperature range of -40°C to +125°C. Housed in a compact SOT-23 package, this device eliminates the need for external stabilizing capacitors while tolerating capacitive loads.

Voltage Reference 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 to ensure high accuracy
• Bandgap reference temperature drift curvature correction ensures stable performance over wide operating temperatures

Voltage Reference Applications

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

Voltage Reference Procurement Notes

Verify that the ordering suffix 'QI' corresponds to the specific C-grade tolerance and extended temperature range requirements. Confirm the package type matches the design constraints. Ensure the manufacturer source is authentic to avoid counterfeit components. Check for RoHS compliance status if required by the assembly process.

Voltage Reference Selection Notes

Select this component when space is critical due to its miniature SOT-23 footprint. Choose this part for applications requiring a fixed 8.192 V reference without external compensation capacitors. Consider the extended temperature range and specific accuracy grade if operating conditions vary significantly.

Voltage Reference Part Context

This device belongs to the LM4050-N family of precision micropower shunt voltage references. The family offers various fixed voltages including 2.048 V, 2.5 V, 4.096 V, 5 V, and 10 V options. All versions share similar low-noise characteristics and compact packaging suitable for space-constrained designs.

Voltage Reference Replacement Considerations

LM4050CIM3-8.2/NOPB

Voltage Reference FAQ

Does the LM4050QCIM3-8.2/NOPB require an output capacitor?

No, the LM4050-N design eliminates the need for an external stabilizing capacitor while ensuring stability with any capacitive load.

What is the minimum operating current for the 8.2V option?

The minimum operating current is typically 74 μA at 25°C and increases to 95 μA across the full temperature range.