PREF4132A30DBVRQ1 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

The PREF4132A30DBVRQ1 is an AEC-Q100 automotive-grade 3.0V precision voltage reference from Texas Instruments with 12ppm/°C temperature coefficient and low noise in a 5-pin SOT-23 package. It delivers 10mA maximum output current with 0.05% initial accuracy. Available from stock worldwide with competitive pricing.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
PREF4132A30DBVRQ1SOT23 (5-Pin)
Quick Facts
Manufacturer
Texas Instruments
Package
SOT23 (5-Pin)
Pin Count
5
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of PREF4132A30DBVRQ1?

  • 12ppm/°C temperature coefficient maintains 3.0V output within ±3.6mV across -40°C to 125°C, critical for ADC reference accuracy in automotive sensor modules
  • AEC-Q100 Grade 1 qualification ensures reliable operation in automotive powertrain and ADAS applications over the full -40°C to 125°C temperature range
  • Low-noise design minimizes voltage reference noise below ADC LSB level, enabling 14-bit or 16-bit ADC systems to achieve full datasheet accuracy
  • 3.0V nominal output with 0.05% initial accuracy (±1.5mV) eliminates factory calibration steps in production ADC and DAC reference circuits
  • Compact 5-pin SOT-23 package with 10mA output current capability supports multiple ADC reference inputs from a single IC in space-constrained ECU designs

What is PREF4132A30DBVRQ1 used for?

The PREF4132A30DBVRQ1 serves as the precision ADC reference in automotive body control modules, battery management systems, and radar sensor front-ends that require stable 3.0V over a -40°C to 125°C temperature range. It is also used in industrial data acquisition cards and precision measurement instruments where a low-drift 3V reference anchors 12-bit to 16-bit ADC full-scale accuracy. Its AEC-Q100 Grade 1 rating and SOT-23 footprint make it a drop-in reference for ADAS camera modules and LiDAR signal conditioning chains.

What are the specifications of PREF4132A30DBVRQ1?

Date Of Intro2020-02-22
YTEOL0
Analog IC - Other TypeTHREE TERMINAL VOLTAGE REFERENCE
JESD-30 CodeR-PDSO-G5
Number of Functions1
Number of Outputs1
Output Current-Max0.01A
Output Voltage-Max3.0015V
Output Voltage-Min2.9985V
Output Voltage-Nom3V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Screening LevelAEC-Q100
Supply Current-Max (Isup)0.1mA
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)3.0485V
Surface MountYES
TechnologyCMOS
Temp Coef of Voltage-Max12ppm/°C
Temperature GradeAUTOMOTIVE
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
Trim/Adjustable OutputNO
Voltage Tolerance-Max0.05%
PackageSOT23 (5-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCNEAR99
HTS Code8542.39.00.01

Where can I find the PREF4132A30DBVRQ1 datasheet?

PREF4132A30DBVRQ1 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for PREF4132A30DBVRQ1?

Compatible alternatives and drop-in replacements for PREF4132A30DBVRQ1:

REF4132A30DBVRQ1Texas Instruments Three Terminal

Voltage Reference, 1 Output, 3V, CMOS, PDSO5

View Part →
PREF4132B30DBVRQ1Texas Instruments

Three Terminal Voltage Reference, 1 Output, 3V, CMOS, PDSO5

View Part →

Frequently Asked Questions

How does the 12ppm/°C temperature coefficient of PREF4132A30DBVRQ1 affect a 12-bit ADC accuracy over the automotive temperature range?

Over -40°C to 125°C, a 165°C span, the 12ppm/°C coefficient produces a maximum voltage drift of 12 × 165 = 1980ppm or about 5.94mV on the 3.0V reference. For a 12-bit ADC with a 4096-count full scale, this drift represents fewer than 8 LSBs of total error, which is acceptable for most automotive sensor measurement applications without factory calibration.

What automotive qualification does PREF4132A30DBVRQ1 carry, and which vehicle subsystems does it support?

The device is qualified to AEC-Q100 Grade 1, covering a -40°C to 125°C junction temperature range. This makes it suitable for underhood electronics such as engine control units, transmission controllers, and battery management systems in hybrid and electric vehicles, where the ambient temperature routinely exceeds 85°C during normal operation.

How does PREF4132A30DBVRQ1 compare to a 50ppm/°C general-purpose reference in a precision 16-bit ADC application?

A 50ppm/°C reference drifts up to 8250ppm over a 165°C automotive range, introducing more than 0.5LSB error on a 16-bit ADC at half scale. The 12ppm/°C PREF4132A30DBVRQ1 limits the same drift to under 2000ppm, keeping ADC reference error below 0.13 LSB and preserving the accuracy advantage of the higher-resolution converter without requiring system-level temperature compensation.

Can PREF4132A30DBVRQ1 simultaneously supply the reference inputs of two ADCs from a single device?

The IC provides up to 10mA of output current, which is sufficient to drive two or three typical SAR ADC reference inputs simultaneously, since most 16-bit ADC reference pins draw under 1mA during conversion. The 5-pin SOT-23 package simplifies PCB routing with short, low-impedance traces to each ADC reference pin, minimizing noise coupling between the shared reference line and the ADC inputs.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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Lead Time3-7 business days
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OriginChina (Authorized)

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Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany