LM4040B82IDBZT

Overview

The LM4040B82IDBZT is a micropower shunt voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 8.192 V with an initial accuracy of ±0.2%. The device operates within a temperature range of -40°C to +125°C and features a maximum shunt current of 15 mA. It is housed in a compact SOT-23-3 surface-mount package, designed for precision applications requiring stable voltage references.

Feature Summary

• Provides a fixed 8.192 V reference output
• Offers high precision with ±0.2% initial accuracy
• Supports extended industrial temperature operation up to 125°C

Applications

• Portable instrumentation systems
• Battery-powered measurement devices
• Data acquisition systems
• Industrial process control loops

Procurement Notes

Verify the specific suffix 'IDBZT' against the official datasheet to confirm the package type (SOT-23) and tape-and-reel packaging configuration. Ensure the component meets RoHS compliance requirements for your assembly process. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when an 8.192 V reference is required with tight tolerance specifications. The ±0.2% accuracy makes it suitable for high-precision analog circuits. Consider the SOT-23-3 footprint for space-constrained designs. Verify that the operating temperature range aligns with the environmental conditions of the target application.

Part Context

This component belongs to the LM4040 series of micropower shunt voltage references from Texas Instruments. The series offers various fixed voltage options and accuracy grades. The LM4040B82IDBZT specifically targets applications needing higher voltage references with improved accuracy compared to standard grade devices, utilizing a small outline transistor package for efficient board space utilization.

Replacement Considerations

LM4040B82IDBZTG4 is a verified equivalent variant within the same product family.