TPR431B-S3TR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

TPR431B-S3TR product

TPR431B-S3TR

Integrated Circuits (ICs)

adjustable shunt reference2.495 V reference0.5% accuracySOT23G-336 Vindustrial

TPR431B-S3TR is a 0.5% adjustable shunt reference for 2.5 V to 36 V regulation, using a 2.495 V typical internal reference and external divider resistors.

Best for

  • Adjustable voltage references
  • Shunt regulation
  • Power-supply feedback
  • Current-sensing thresholds

Avoid if

  • A fixed reference without external divider resistors is required
  • The design cannot maintain at least 1 mA cathode current
  • A documented lifecycle status is mandatory

Check before use

  • Cathode-current range of 1 mA to 80 mA
  • 36 V maximum recommended cathode voltage
  • Output-capacitor stability at the selected output voltage
  • SOT23G-3 pin assignment for TPR431

Key specifications

Reference voltage
2.495 V typical
Initial accuracy
0.5% B grade
Adjustable output range
2.5 V to 36 V
Cathode current
1 mA to 80 mA
Operating temperature
-40°C to 125°C
Package
SOT23G-3, 3 pins

Compliance & Environment

RoHS
RoHS compatible
REACH
-
MSL
MSL3
ECCN
-
HTSUS
-

Application

Power regulationLED lightingCurrent sensingIndustrial instrumentation

CAD Models

Download ECAD models for TPR431B-S3TR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

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Alternative components

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Design and risk insights

Questions & answers

TPR431B-S3TR is a 3PEAK B-grade precision programmable shunt voltage reference in a 3-pin SOT23G-3 package. Its typical internal reference voltage is 2.495 V.