TL4050A50IDBZT

Overview

The TL4050A50IDBZT is a precision micropower shunt voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 5 V with an initial accuracy of 0.1% and a temperature coefficient of 50 PPM/°C. The device operates within a junction temperature range of -40°C to +125°C and supports a maximum shunt current of 15 mA. It is housed in a surface-mount SOT-23-3 package.

Feature Summary

• Provides high-precision voltage regulation with 0.1% initial accuracy for stable reference applications
• Designed for low-power consumption through micropower operation characteristics
• Capable of maintaining performance across extended industrial temperature ranges up to 125°C

Applications

• Portable battery-powered instrumentation requiring precise voltage references
• Data acquisition systems needing stable analog-to-digital converter references
• Temperature sensing circuits utilizing precision reference sources

Procurement Notes

Verify the specific suffix IDBZT against official Texas Instruments documentation to confirm the exact package type, tape-and-reel configuration, and temperature grade. Ensure compatibility with PCB footprint requirements for the SOT-23-3 package before procurement.

Selection Notes

Select this component when a 5 V fixed reference with 0.1% accuracy is required in a compact SOT-23-3 package. Consider the 50 PPM/°C temperature coefficient and 125°C maximum operating temperature for environmental suitability compared to lower-grade alternatives.

Part Context

This part belongs to the TL4050 series of precision micropower shunt voltage references from Texas Instruments. The series offers various output voltages and accuracy grades, designed to replace traditional zener diodes in space-constrained, low-power electronic designs requiring high stability.

Replacement Considerations

LM4040A50IDBZT: Similar 5V shunt reference but with different temperature coefficient specifications.