TIPD209 Reference Design

Texas Instruments

Single-Supply Thermocouple Amplifier with RTD Based Cold Junction Compensation Reference Design

Description

This reference design uses a thermocouple to measure temperatures from -50 °C to 500 °C. The design uses cold-junction compensation to reduce errors associated with changes in the cold-junction temperature of the thermocouple. The design operates on a single 24-V supply and has a linear output range of 250 mV to 5 V.

Features
  • 24-V single supply0-V to 5-V outputUncalibrated measured error of -0.037%Hot-junction temperatures of -50 °C to 500 °CCold-junction temperatures of 0 °C to 75 °C
Applications
Product Categories
  • Amplifiers

Parts

Part Number Name Companion Part
OPA2317 OPA2317 Buy Datasheet
REF02 REF02 Buy Datasheet

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
TIPD209 Design File 31 Mar 2016 ZIP 1000
TIPD209 BOM 31 Mar 2016 PDF 113
TIPD209 Schematic 31 Mar 2016 PDF 230