TL4050B25QDBZT

Overview

The TL4050B25QDBZT 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 ±0.2%. The device operates within a temperature range of -40°C to +125°C and features a maximum cathode current of 15 mA. It is housed in a compact SOT-23-3 surface-mount package.

Feature Summary

• Delivers high-precision voltage regulation with tight initial accuracy tolerances for stable reference performance.
• Designed for low-power applications through micropower consumption characteristics suitable for battery-operated systems.
• Engineered for automotive environments with AEC-Q100 qualification ensuring reliability under harsh operating conditions.

Applications

• Automotive sensor signal conditioning circuits
• Data acquisition systems requiring precise voltage references
• Battery-powered instrumentation and monitoring devices

Procurement Notes

Verify the specific suffix QDBZT against official Texas Instruments documentation to confirm the exact package variant, temperature grade, and automotive qualification status. Ensure compatibility with your PCB footprint and thermal requirements before procurement.

Selection Notes

Select this component when a fixed 2.5 V reference with ±0.2% accuracy is required in a small SOT-23-3 package. Consider the 15 mA maximum cathode current limit and the wide industrial/automotive temperature range for system design constraints.

Part Context

This part belongs to the TL4050 family of precision shunt voltage references from Texas Instruments. The 'Q' designation indicates automotive qualification, while 'B25' specifies the 2.5 V output voltage and 0.2% accuracy class within the series.

Replacement Considerations

Consult official TI substitution guides for verified equivalents. Generic shunt references may not match the specific automotive qualification or precision accuracy levels required for this application.