TL4050A25QDCKR

Overview

The TL4050A25QDCKR is a precision micropower shunt voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 2.5 V with an initial accuracy of 0.1 percent and a temperature coefficient of 50 PPM per degree Celsius. The device supports a maximum shunt current of 15 mA and operates within a temperature range from -40 to +125 degrees Celsius. It is housed in a SC-70-5 surface-mount package and holds AEC-Q100 qualification for automotive applications.

Feature Summary

• AEC-Q100 qualified for automotive reliability standards
• High precision with 0.1% initial accuracy
• Micropower operation suitable for space-constrained designs

Applications

• Automotive data acquisition systems
• Portable instrumentation requiring stable references
• Battery-powered measurement devices

Procurement Notes

Verify the specific suffix codes against official documentation to confirm package type, temperature grade, and reel specifications. Ensure the component meets the required automotive qualification standards for the intended application environment before finalizing procurement decisions.

Selection Notes

Select this component when high accuracy and automotive certification are required in a compact footprint. Compare performance metrics against other series members if different voltage outputs or tolerance levels are needed for the specific circuit design requirements.

Part Context

This part belongs to the TL4050 family of precision shunt voltage references. The family offers various output voltages and accuracy grades. The 'A' designation indicates the 0.1% accuracy tier, while the 'Q' prefix confirms its suitability for automotive environments under strict quality standards.

Replacement Considerations

Consult official substitution guides for compatible parts within the same family or alternative automotive-grade references. Verify pin compatibility and electrical parameter alignment before replacing existing components in validated designs.