TL1431QDG4 The TL1431QDG4 from Texas Instruments is a precision adjustable shunt reference. It offers a wide output voltage range and stable performance.
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TL1431QDG4

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Mfr Name: Texas Instruments
Texas Instruments
The TL1431QDG4 from Texas Instruments is a precision adjustable shunt reference. It offers a wide output voltage range and stable performance.
✓ Total Stock: 2,010 pcs

TL1431QDG4 Available from 1 distributor

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TL1431QDG4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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TL1431QDG4 Description

Short technical summary and product information.

The TL1431QDG4 is a precision programmable shunt reference from Texas Instruments, designed for stable thermal performance across various temperature ranges. Its output voltage is adjustable from approximately 2.5V up to 36V using two external resistors, making it a versatile component for power supply regulation and voltage referencing.

 

Key electrical specifications include a maximum initial accuracy of 0.4%, a minimum Iz for regulation of 450µA, and a typical output impedance of 0.2Ω. The device operates within a temperature range of -40°C to 125°C and supports a sink current capability from 1mA to 100mA. It also features a fast turn-on time of 500ns.

 

Available in TSSOP (PW), SOIC (D), and TO-92 (LP) packages, the TL1431QDG4 is suitable for surface mount applications. Its active output circuitry provides a sharp turn-on characteristic, serving as an effective replacement for Zener diodes in many designs.

 

This component is ideal for applications requiring a stable and adjustable voltage reference, such as power supplies, battery chargers, and voltage monitoring circuits. Its programmability and performance characteristics make it a valuable part for both commercial and automotive designs.

TL1431QDG4 Quick Information

Product Type: Precision Adjustable Shunt Reference
Series: TL1431
Canonical Name: TL1431QDG4 Precision Adjustable Shunt Reference
Subcategory: Shunt Voltage Reference

TL1431QDG4 Compliance

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

TL1431QDG4 Features

  • Adjustable output voltage from 2.5V to 36V.
  • 0.4% maximum initial voltage tolerance.
  • Low temperature coefficient of 114ppm/°C.
  • Fast turn-on time of 500ns.
  • Sink current capability up to 100mA.

TL1431QDG4 Applications

  • Power supply regulation circuits.
  • Adjustable voltage references.
  • Battery charging systems.
  • Voltage monitoring applications.

TL1431QDG4 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the TL1431QDG4?

The adjustable output voltage range is from 2.5V to 36V.

What is the initial accuracy of the TL1431QDG4?

The maximum initial accuracy is 0.4%.

What is the maximum sink current of the TL1431QDG4?

The maximum sink current is 150mA.

What is the operating temperature range of the TL1431QDG4?

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

What packages is the TL1431QDG4 available in?

Available in TSSOP (PW), SOIC (D), and TO-92 (LP) packages.

TL1431QDG4 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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TL1431CPWR
TL1431CPWR
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The TL1431CPWR from Texas Instruments is a precision programmable shunt reference. It offers an adjustable output voltage from 2.5V to 36V with high accuracy.
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