TL1431:Programmable Voltage Reference

The TL1431 is a programmable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range.

The output voltage may be set to any value between 2.5 V and 36 V with two external resistors.

The TL1431 operates with a wide current range from 1 to 100 mA with a typical dynamic impedance of 0.2 Ω.

Key Features

  • Adjustable output voltage: VREF to 36 V
  • Sink current capability: 1 to 100 mA
  • Typical output impedance: 0.22 Ω
  • 0.4 % and 0.25 % voltage precision
  • Automotive temp. range - 40 °C to +125 °C
Product Specifications
DescriptionVersionSize
DS1170: Programmable voltage reference7.0663 KB
Sample & Buy
Part NumberPackagePacking TypeUnit Price (US$) *QuantityECCN (EU)ECCN (US)Country of Origin
TL1431ACZTO-92Poly Bag0.2331000NECEAR99CHINA
TL1431IZTO-92Poly Bag0.2331000NECEAR99CHINA
TL1431ACZTTO-92Tape And Reel0.2331000NECEAR99CHINA
TL1431AIZ-APTO-92Tape And Reel0.2571000NECEAR99CHINA
TL1431IYDTSO-8Tape And Reel0.241000NECEAR99MOROCCO
TL1431IZ-APTO-92Tape And Reel0.2331000NECEAR99CHINA
TL1431ACCTSOT323-6LTape And Reel0.2491000NECEAR99MALAYSIA
TL1431AIYDTSO-8Tape And Reel0.2721000NECEAR99MOROCCO
TL1431CL5TSOT23-5LTape And Reel0.2491000NECEAR99MALAYSIA
TL1431CL3TSOT23Tape And Reel0.2491000NECEAR99MALAYSIA
TL1431CZTTO-92Tape And Reel0.181000NECEAR99CHINA
TL1431ACZ-APTO-92Tape And Reel0.2331000NECEAR99CHINA
TL1431ACDTSO-8Tape And Reel0.2331000NECEAR99MOROCCO
TL1431IDTSO-8Tape And Reel0.1621000NECEAR99MOROCCO
TL1431CDTSO-8Tape And Reel0.181000NECEAR99CHINA
TL1431AIDTSO-8Tape And Reel0.2691000NECEAR99CHINA
TL1431CCTSOT323-6LTape And Reel0.2491000NECEAR99MALAYSIA
TL1431CZ-APTO-92Tape And Reel0.181000NECEAR99CHINA
TL1431AIZTTO-92Tape And Reel0.2691000NECEAR99CHINA
TL1431ACL3TSOT23Tape And Reel0.2491000NECEAR99MALAYSIA
TL1431ACL5TSOT23-5LTape And Reel0.2491000NECEAR99MALAYSIA
TL1431IZTTO-92Tape And Reel0.2331000NECEAR99CHINA
Quality & Reliability
Part NumberPackageGradeRoHS Compliance GradeMaterial Declaration**
TL1431ACZTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431IZTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431ACZTTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431AIZ-APTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431IYDTSO-8AutomotiveEcopack1 (*)md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_fdo7-wspc-1431ae6.pdf
md_o7-wspc-so-wspc-08-wspc-.xml
TL1431IZ-APTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431ACCTSOT323-6LIndustrialEcopack2
TL1431AIYDTSO-8AutomotiveEcopack1 (*)md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_fdo7-wspc-1431ae6.pdf
md_o7-wspc-so-wspc-08-wspc-.xml
TL1431CL5TSOT23-5LIndustrialEcopack2md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2_signed.pdf
md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2.xml
TL1431CL3TSOT23IndustrialEcopack2
TL1431CZTTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431ACZ-APTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431ACDTSO-8IndustrialEcopack2md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2_sdm_signed.pdf
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2.xml
TL1431IDTSO-8IndustrialEcopack2md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_hko71431ad6-wspc-(tl1431cdt).pdf
md_o7-wspc-so-wspc-08-wspc-.xml
TL1431CDTSO-8IndustrialEcopack2md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-m431ac6.pdf
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-m431ac6.xml
TL1431AIDTSO-8IndustrialEcopack2md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2_sdm_signed.pdf
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2.xml
TL1431CCTSOT323-6LIndustrialEcopack2
TL1431CZ-APTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431AIZTTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
TL1431ACL3TSOT23IndustrialEcopack2
TL1431ACL5TSOT23-5LIndustrialEcopack2md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2_signed.pdf
md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2.xml
TL1431IZTTO-92IndustrialEcopack2md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf
md_sa-wspc-to-wspc-92-wspc-s.xml
Programmable voltage reference TL1431
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_fdo7-wspc-1431ae6.pdf TL1431
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_hko71431ad6-wspc-(tl1431cdt).pdf TL1431
md_o7-wspc-so-wspc-08-wspc-.xml TS4871
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-m431ac6.pdf TL1431
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-m431ac6.xml TL1431
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2_sdm_signed.pdf TL1431
md_o7-wspc-so-wspc-08-wspc-.15-wspc-jedec_pzo7-wspc-1431adm_vers2.xml TL1431
md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2_signed.pdf TL1431
md_wy-wspc-sot-wspc-23-5_rvwym431acf-wspc-(tl1431acl5t)-wspc-wcp-wspc-ver2.xml TL1431
md_sa-wspc-to-wspc-92-wspc-s.sig-wspc-plastic-wspc-leads-wspc-in-wspc-row_hvsa-wspc-1431ad6.pdf TL1431
md_sa-wspc-to-wspc-92-wspc-s.xml TL1431