Home Power management Voltage references Shunt voltage references
Home
Power management
Voltage references
Shunt voltage references

TL1431-DIE

ACTIVE

Space-grade, 2.4-V to 36-V adjustable shunt reference in DIE

Order now
Data sheet

TL1431-DIE

ACTIVE
Data sheet Order now

Product details

Initial accuracy (max) (%) 0.4 VO adj (min) (V) 2.5 VO adj (max) (V) 36 Iz for regulation (min) (µA) 450 Reference voltage (V) adjustable Rating Space Temp coeff (max) (ppm/°C) 114 Operating temperature range (°C) 25 to 25 Iout/Iz (max) (mA) 100
Initial accuracy (max) (%) 0.4 VO adj (min) (V) 2.5 VO adj (max) (V) 36 Iz for regulation (min) (µA) 450 Reference voltage (V) adjustable Rating Space Temp coeff (max) (ppm/°C) 114 Operating temperature range (°C) 25 to 25 Iout/Iz (max) (mA) 100
DIESALE (TD) — See data sheet
  • QMLV Qualified to 100k Rad RHA,
    SMD 5962R99620
  • Initial Voltage Tolerance
  • 0.2-Ω Typical Output Impedance
  • Fast Turnon…500 ns
  • Sink Current Capability
  • Low Reference Current (REF)
  • Adjustable Output Voltage
  • QMLV Qualified to 100k Rad RHA,
    SMD 5962R99620
  • Initial Voltage Tolerance
  • 0.2-Ω Typical Output Impedance
  • Fast Turnon…500 ns
  • Sink Current Capability
  • Low Reference Current (REF)
  • Adjustable Output Voltage

The TL1431-DIE is a precision programmable reference. This device has a typical output impedance of 0.2 Ω. Active output circuitry provides a very sharp turnon characteristic, making the device an excellent replacement for Zener diodes and other types of references in applications such as onboard regulation, adjustable power supplies, and switching power supplies.

The TL1431-DIE is a precision programmable reference. This device has a typical output impedance of 0.2 Ω. Active output circuitry provides a very sharp turnon characteristic, making the device an excellent replacement for Zener diodes and other types of references in applications such as onboard regulation, adjustable power supplies, and switching power supplies.
filter Find other Shunt voltage references
Download View video with transcript Video

Technical documentation

star =Top documentation for this product selected by TI
No results found. Please clear your search and try again.
View all 4
Type Title Date
* Data sheet Rad-Tolerant Space Grade Die, Precision Programmable Reference datasheet 20 Jun 2013
Selection guide TI Space Products (Rev. J) 12 Feb 2024
Application brief Analog Front-End Design With Texas Instruments’ Tooling Landscape PDF | HTML 07 Mar 2022
E-book Radiation Handbook for Electronics (Rev. A) 21 May 2019

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Request
Package Pins CAD symbols, footprints & 3D models
DIESALE (TD) —
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos