TL431QDBVR The Texas Instruments TL431QDBVR is an adjustable precision shunt regulator. It offers a wide output voltage range and a typical output impedance of 0.2Ω.
Mfr Part #:

TL431QDBVR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TL431QDBVR is an adjustable precision shunt regulator. It offers a wide output voltage range and a typical output impedance of 0.2Ω.
✓ Total Stock: 43,000 pcs

TL431QDBVR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
28,000 pcs
28000 pcs On Request 1 On Request On Request 2018 On Request On Request
Non-Authorised Inventory information
15,000 pcs
15000 pcs On Request 1 On Request On Request 2045+ On Request On Request

TL431QDBVR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accuracy
Lead Style
Length
Operating Temperature
Output Current
Package / Case
Pitch
Tape & Reel
Thickness
Width

TL431QDBVR Description

Short technical summary and product information.

The TL431QDBVR from Texas Instruments is a three-terminal adjustable shunt regulator designed for thermal stability across various temperature ranges. Its output voltage can be precisely set between 2.495V and 36V using two external resistors, making it a versatile component for on-board regulation, adjustable power supplies, and switching power supplies.

 

This device features a typical output impedance of 0.2Ω and active output circuitry for a sharp turn-on characteristic. It is suitable as a replacement for Zener diodes in many applications. The TL431QDBVR comes in a compact SOT-23 package, suitable for surface-mount designs.

 

Key electrical specifications include an adjustable output voltage from 2.495V to 36V and a maximum output current of 100mA. The initial accuracy is within 2%. The operating temperature range is -40°C to 125°C, ensuring reliable performance in demanding environments.

 

The TL431QDBVR is packaged in a SOT-23 (TO-236-3, SC-59) surface-mount package, supplied on tape and reel with 3000 units per reel. Its dimensions are approximately 2.92mm in length and 2.37mm in width.

TL431QDBVR Quick Information

Product Type: Adjustable Precision Shunt Regulator
Series: TL431
Canonical Name: TL431QDBVR Adjustable Precision Shunt Regulator
Subcategory: Shunt Regulator

TL431QDBVR Compliance

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

TL431QDBVR Features

  • Adjustable output voltage from 2.495V to 36V.
  • Maximum output current of 100mA.
  • Typical output impedance of 0.2Ω.
  • Wide operating temperature range: -40°C to 125°C.
  • Compact SOT-23 surface-mount package.

TL431QDBVR Applications

  • On-board voltage regulation.
  • Adjustable power supplies.
  • Switching power supplies.
  • Zener diode replacement.

TL431QDBVR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the TL431QDBVR?

The output voltage is adjustable from a minimum of 2.495V to a maximum of 36V.

What is the maximum output current of the TL431QDBVR?

The maximum output current is 100mA.

What is the operating temperature range of the TL431QDBVR?

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

What package is the TL431QDBVR available in?

The TL431QDBVR is available in a SOT-23 surface-mount package.

What is the initial accuracy of the TL431QDBVR?

The initial accuracy is 2%.

What is the typical output impedance of the TL431QDBVR?

The typical output impedance is 0.2Ω.

What is the minimum cathode current required for regulation?

The minimum cathode current for regulation is 400µA.

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