TL431LIBQDBZRQ1 The TL431LIBQDBZRQ1 from Texas Instruments is an automotive-qualified, adjustable precision shunt regulator. It offers a wide output voltage range and optimized reference current for various applications.
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TL431LIBQDBZRQ1

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The TL431LIBQDBZRQ1 from Texas Instruments is an automotive-qualified, adjustable precision shunt regulator. It offers a wide output voltage range and optimized reference current for various applications.
✓ Total Stock: 2,892 pcs
$ Price Range: $0.44

TL431LIBQDBZRQ1 Available from 3 distributors

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598 pcs
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598 pcs
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TL431LIBQDBZRQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
SVHC Present
Tape & Reel

TL431LIBQDBZRQ1 Description

Short technical summary and product information.

The TL431LIBQDBZRQ1 is an adjustable precision shunt regulator from Texas Instruments, designed for automotive applications and qualified under AEC-Q100. This device provides a stable reference voltage that is adjustable from 2.495V up to 36V.

 

Key electrical specifications include an initial accuracy of up to 0.5% at 25°C, a minimum regulation current of 400µA, and a maximum output current of 15mA. The temperature coefficient is a maximum of 63ppm/°C, ensuring stable performance across its operating temperature range of -40°C to 150°C.

 

Packaged in a SOT-23 (DBZ) surface-mount package, the TL431LIBQDBZRQ1 is suitable for space-constrained designs. Its adjustable output and precision make it a versatile component for power management circuits, battery chargers, and voltage monitoring systems.

 

The device features a low output impedance of 0.3Ω typical and a reference input current of only 0.4µA maximum, contributing to its efficiency and performance in demanding applications.

TL431LIBQDBZRQ1 Quick Information

Product Type: Adjustable Precision Shunt Regulator
Series: TL431LI-Q1
Canonical Name: Texas Instruments TL431LI-Q1 Programmable Shunt Regulator
Subcategory: Linear Voltage Regulator

TL431LIBQDBZRQ1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TL431LIBQDBZRQ1 Estimated Pricing

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1+ $0.44 $0.44

Estimated market price range - modelled values for guidance only, not live distributor offers.

TL431LIBQDBZRQ1 Features

  • Adjustable output voltage from 2.495V to 36V.
  • High initial accuracy of 0.5% at 25°C.
  • Wide operating temperature range of -40°C to 150°C.
  • AEC-Q100 qualified for automotive applications.
  • Compact SOT-23 surface-mount package.

TL431LIBQDBZRQ1 Applications

  • Used in adjustable voltage regulators.
  • Suitable for battery charging circuits.
  • Applicable for voltage monitoring systems.
  • Ideal for power supply designs.
  • Component in switch-mode power supplies.

TL431LIBQDBZRQ1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the TL431LIBQDBZRQ1?

The output voltage is adjustable from 2.495V to 36V.

What is the package type?

SOT-23 surface mount package.

What is the operating temperature range?

Grade 1: -40°C to 125°C; Grade 0: -40°C to 150°C.

What is the temperature coefficient?

63 ppm/°C maximum.

What is the sink current capability?

Minimum 0.6 mA, maximum 15 mA.

What is the reference input current?

0.4 µA maximum.

What is the output impedance?

0.3 Ω typical.

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