TL431AQPK The TL431AQPK from Texas Instruments is an adjustable precision shunt regulator. It offers a wide output voltage range and tight initial accuracy.
Mfr Part #:

TL431AQPK

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The TL431AQPK from Texas Instruments is an adjustable precision shunt regulator. It offers a wide output voltage range and tight initial accuracy.
✓ Total Stock: 205,951 pcs
$ Price Range: $0.08

TL431AQPK Available from 4 distributors

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✓ Non-Authorised
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200,000 pcs
200000 pcs On Request 1 On Request On Request On Request On Request On Request
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4,000 pcs
4000 pcs On Request 1 On Request On Request 24+ On Request On Request
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1,000 pcs
1000 pcs On Request 1 On Request On Request On Request On Request On Request
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951 pcs
951 pcs On Request 1 On Request On Request 21+ On Request On Request

TL431AQPK Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Operating Temperature
Output Current
Temperature Coefficient

TL431AQPK Description

Short technical summary and product information.

The TL431AQPK is an adjustable precision shunt regulator manufactured by Texas Instruments. This component provides a stable and adjustable output voltage ranging from 2.495V up to 36V.

 

Key electrical characteristics include an initial accuracy of up to 0.5% at 25°C and a temperature coefficient of 92 ppm/°C. It operates over a wide temperature range of -40°C to 125°C, making it suitable for various environmental conditions. The device supports a sink current capability from 1mA to 100mA.

 

Available in multiple package options such as SOT-23, SOIC, and PDIP, the TL431AQPK is designed for flexibility in circuit board layout. Its low output noise and typical output impedance of 0.2Ω contribute to stable performance in power supply and voltage regulation applications.

 

This shunt regulator is commonly used in applications requiring precise voltage references, including switched-mode power supplies, voltage regulators, and battery chargers.

TL431AQPK Quick Information

Product Type: Adjustable Precision Shunt Regulator
Canonical Name: Texas Instruments TL431AQPK Adjustable Precision Shunt Regulator
Subcategory: Shunt Regulator

TL431AQPK Compliance

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

TL431AQPK Estimated Pricing

Qty Low High
1+ $0.08 $0.08

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

TL431AQPK Features

  • Adjustable output voltage from 2.495V to 36V.
  • Initial accuracy options down to 0.5%.
  • Wide operating temperature range of -40°C to 125°C.
  • Sink current capability up to 100mA.
  • Low typical output impedance of 0.2Ω.

TL431AQPK Applications

  • Used in adjustable voltage regulators.
  • Suitable for power supply circuits.
  • Applicable for battery chargers.
  • Provides precise voltage references.

TL431AQPK FAQs

5 frequently asked questions generated from this part’s specifications.
What is the adjustable output voltage range for the TL431AQPK?

The output voltage can be adjusted from 2.495V to 36V.

What is the initial accuracy of the TL431AQPK at 25°C?

The initial accuracy at 25°C is available in 0.5%, 1%, and 2% options.

What is the operating temperature range for the TL431AQPK?

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

What is the maximum sink current capability of the TL431AQPK?

The maximum sink current capability is 100mA.

What is the typical output impedance of the TL431AQPK?

The typical output impedance is 0.2Ω.

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