TL431AQDBVRQ1 The Texas Instruments TL431AQDBVRQ1 is an automotive-qualified adjustable precision shunt regulator. It offers a wide output voltage range and tight initial accuracy.
Mfr Part #:

TL431AQDBVRQ1

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TL431AQDBVRQ1 is an automotive-qualified adjustable precision shunt regulator. It offers a wide output voltage range and tight initial accuracy.
✓ Total Stock: 26,646 pcs
$ Price Range: $0.19

TL431AQDBVRQ1 Available from 4 distributors

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24,470 pcs
24470 pcs On Request 1 On Request On Request 18 On Request On Request
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1,798 pcs
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370 pcs
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8 pcs
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TL431AQDBVRQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Halogen Free
Industrial Grade
Lead Style
Medical Grade
Military Grade
Operating Temperature Range
Output Voltage
Quiescent Current
SVHC Present
Storage Temperature
Tape & Reel
Temperature Coefficient

TL431AQDBVRQ1 Description

Short technical summary and product information.

The TL431AQDBVRQ1 from Texas Instruments is an adjustable precision shunt regulator designed for automotive applications. This device features a wide adjustable output voltage range from 2.495 V to 36 V, making it versatile for various power management designs.

 

Key electrical specifications include a maximum initial accuracy of 0.5% and a minimum regulation current (Iz) of 400 µA. The temperature coefficient is rated at a maximum of 92 ppm/°C, ensuring stable performance across its operating temperature range of -40°C to 125°C. The device can handle a sink current capability of up to 100 mA and exhibits a typical output impedance of 0.2 Ω.

 

Packaged in a SOT-23 (DBV) surface-mount package, the TL431AQDBVRQ1 is suitable for space-constrained applications. Its design is qualified for automotive applications, adhering to AEC-Q100 test guidance, and it is noted as being Functional Safety-Capable.

 

This shunt regulator is ideal for applications requiring precise voltage regulation, such as DC-DC converters, battery chargers, and power supply circuits where stable reference voltages are critical.

TL431AQDBVRQ1 Quick Information

Product Type: Adjustable Precision Shunt Regulator
Series: TL431-Q1
Canonical Name: Texas Instruments TL431AQDBVRQ1 Adjustable Precision Shunt Regulator
Subcategory: Shunt Regulator

TL431AQDBVRQ1 Compliance

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

TL431AQDBVRQ1 Estimated Pricing

Qty Low High
1+ $0.19 $0.19

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

TL431AQDBVRQ1 Features

  • Adjustable output voltage from 2.495V to 36V.
  • High initial accuracy of 0.5% maximum.
  • Wide operating temperature range of -40°C to 125°C.
  • Automotive qualified AEC-Q100.
  • Functional Safety-Capable device.

TL431AQDBVRQ1 Applications

  • Used in automotive power supplies.
  • Suitable for DC-DC converters.
  • Ideal for battery charging circuits.
  • Provides stable voltage references.
  • Applicable in power management systems.

TL431AQDBVRQ1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the TL431AQDBVRQ1?

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

What package is the TL431AQDBVRQ1 available in?

It is available in an SOT-23 surface-mount package.

What is the operating temperature range of the TL431AQDBVRQ1?

The operating temperature range is -40°C to 125°C.

What is the minimum quiescent current of the TL431AQDBVRQ1?

The minimum quiescent current is 400 µA.

What is the initial accuracy of the TL431AQDBVRQ1?

The initial accuracy is 0.5% (maximum).

What is the maximum sink current capability of the TL431AQDBVRQ1?

The maximum sink current capability is 100 mA.

What is the reference voltage tolerance of the TL431AQDBVRQ1?

The A-grade device has a reference voltage tolerance of 1%.

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