REF4132A50DBVR

Overview

The REF4132A50DBVR is a low-noise, low-power series voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 5 V with an initial accuracy of 0.05%. The device features a temperature coefficient of 12 ppm/°C and supports a maximum input voltage of 5.5 V. It operates within a temperature range of -40°C to +125°C and is housed in a SOT-23-5 surface-mount package.

Feature Summary

• Provides stable reference voltage with low noise characteristics suitable for precision applications
• Features high initial accuracy and low temperature drift for consistent performance across varying thermal conditions
• Designed for low power consumption with minimal supply current requirements

Applications

• Automotive electronic systems requiring qualified voltage references
• Precision data acquisition systems
• Medical instrumentation
• Industrial process control equipment

Procurement Notes

Verify the complete part number including suffixes such as Q1 for automotive qualification when sourcing. Confirm package type and operating temperature range match design specifications. Ensure compatibility with existing PCB footprints for SOT-23-5 packages. Check for RoHS compliance status if required by project regulations.

Selection Notes

Select this component when a fixed 5 V reference with high precision and low noise is required. Consider the 12 ppm/°C temperature coefficient for thermal stability needs. Evaluate the SOT-23-5 package size against available board space. Compare supply current requirements against system power budgets.

Part Context

This component belongs to the REF4132 family of precision voltage references from Texas Instruments. The family offers various output voltages and accuracy grades. The A50 variant specifically denotes the 5 V output option. These devices are designed for applications demanding high stability and low power consumption.

Replacement Considerations

REF4132B50DBVRQ1: Higher accuracy grade version with tighter tolerance specifications.