TL4050B41QDBZT

Overview

The TL4050B41QDBZT is a precision micropower shunt voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 4.096 V with an initial accuracy of 0.2%. The device features a temperature coefficient of 50 ppm/°C and supports a maximum shunt current of 15 mA. It operates within a junction temperature range of -40°C to +125°C and is housed in a compact SOT-23-3 surface-mount package.

Feature Summary

• Delivers high-precision voltage regulation with 0.2% initial accuracy for stable reference applications
• Optimized for low-power systems through micropower consumption characteristics
• Engineered for automotive environments with AEC-Q100 qualification and extended temperature capability

Applications

• Automotive sensor signal conditioning circuits
• Data acquisition systems requiring stable reference voltages
• Portable instrumentation powered by limited energy sources

Procurement Notes

Verify the specific suffix QDBZT against the manufacturer's official datasheet to confirm the exact tolerance grade, packaging type, and automotive qualification status. Ensure compatibility with your board layout regarding the SOT-23-3 footprint and thermal requirements before finalizing procurement orders.

Selection Notes

Select this component when a fixed 4.096 V reference with 0.2% accuracy is required in space-constrained designs. It is suitable for applications needing AEC-Q100 compliance and operation up to 125°C. Compare against other TL4050 variants if different voltage outputs or tighter accuracy specifications are necessary for the specific circuit design.

Part Context

This part belongs to the TL4050 family of precision micropower shunt voltage references from Texas Instruments. The series offers various fixed output voltages and accuracy grades in small packages. The 'Q' designation indicates automotive qualification, while 'B' specifies the 0.2% accuracy class within the product line.

Replacement Considerations

Check for direct substitutes such as the TL4050A41QDBZT (0.1% accuracy) or TL4050C41QDBZT (0.5% accuracy) if tolerance requirements differ. Verify pinout compatibility and thermal performance when considering alternative manufacturers' equivalents.