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Product details

Parameters

VO (V) 1.24 Reference voltage Adjustable Initial accuracy (Max) (%) 1.5 Rating Catalog VO adj (Min) (V) 1.24 VO adj (Max) (V) 18 Iz for regulation (Min) (uA) 60 Temp coeff (Max) (ppm/ degree C) 138 Operating temperature range (C) -40 to 125, -40 to 85, 0 to 70 Iout/Iz (Max) (mA) 80 open-in-new Find other Shunt voltage references

Package | Pins | Size

SOT-23 (DBV) 5 5 mm² 2.9 x 1.6 SOT-23 (DBZ) 3 7 mm² 2.92 x 2.37 SOT-89 (PK) 3 18 mm² 4.5 x 4.095 SOT-SC70 (DCK) 6 4 mm² 2 x 2.1 TO-92 (LP) 3 19 mm² 5.2 x 3.68 open-in-new Find other Shunt voltage references
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Same functionality and pinout but is not an equivalent to the compared device:
TL431LI ACTIVE Adjustable precision shunt regulator with optimized reference current (pin layout: KRA) TL431LI offers lower 63 ppm/°C temperature drift and higher initial accuracy at 2.4 V0.
TLV431 ACTIVE 1.5% accuracy, low-voltage, adjustable precision shunt regulator Vout (12V max) and Iz (80mA max), as well as different pinouts for SOT23-3 & SOT-89 packages, Vref=1.24, 2% trim accuracy.

Technical documentation

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Type Title Date
* Datasheet TLVH431, TLVH432 Low-Voltage Adjustable Precision Shunt Regulators datasheet (Rev. L) Apr. 14, 2020
Application note Using the TL431 for Undervoltage and Overvoltage Detection (Rev. A) Dec. 11, 2019
Selection guide 431 Device Nomenclature (Rev. B) Sep. 18, 2019
E-book Voltage Supervisor and Reset ICs: Tips, Tricks and Basics Jun. 28, 2019
E-book Tips and tricks for designing with voltage references May 30, 2017
Technical articles Designing for isolated DC/DC converter shunt safety Aug. 29, 2015
Application note Designing Overcurrent protection for TPL7407L Peripheral Driver Nov. 05, 2014
Application note Setting the shunt voltage on an adjustable shunt regulator Sep. 01, 2011
More literature SLL Precision Reference Product Clip Feb. 23, 2006

Design & development

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Hardware development

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Features
  • Optimized burst mode function for low audible noise and low standby power
  • Integrated high voltage startup and integrated gate drivers reducing total BOM count
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  • X capacitor discharge function
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Built on the proven BeagleBoard.org® open source Linux approach, BeagleBone® AI fills the gap between small SBCs and more powerful industrial computers. Based on the Texas Instruments, Sitara™ AM5729 processor, developers have access to a highly integrated and (...)

Design tools & simulation

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SLIM268.TSC (45 KB) - TINA-TI Reference Design
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SLIM269.TSC (80 KB) - TINA-TI Reference Design
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SLIM270.TSM (3 KB) - TINA-TI Spice Model
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SLVM672.ZIP (19 KB) - PSpice Model
SIMULATION TOOL Download
PSpice® for TI design and simulation tool
PSPICE-FOR-TI — 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 (...)
Features
  • Leverages Cadence PSpice Technology
  • Preinstalled library with a suite of digital models to enable worst-case timing analysis
  • Dynamic updates ensure you have access to most current device models
  • Optimized for simulation speed without loss of accuracy
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Reference designs

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TIDEP0078 — OPC UA is an industrial machine-to-machine protocol designed to allow interoperability and communication between all machines connected under Industry 4.0. The TIDEP0078 TI Design demonstrates use of the MatrikonOPC™ OPC UA server development kit (SDK) to allow communications using an OPC UA (...)
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PMP10709 PMP10709 is a system optimized 50 W power designs for A13 Wireless Charger Transmitter used in automotive system. The design has various front end automotive protections such as Load dump through TVS (ISO pulse testing), Reverse Voltage (Through PFET’s body diode), Battery Disconnect Switch (...)
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CAD/CAE symbols

Package Pins Download
SC70 (DCK) 6 View options
SOT-23 (DBV) 5 View options
SOT-23 (DBZ) 3 View options
SOT-89 (PK) 3 View options
TO-92 (LP) 3 View options

Ordering & quality

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