TLV431AIDBVR

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TLV431AIDBVR

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IC VREF SHUNT ADJ 1% SOT23-5

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  • 包裹 SOT-23 (DBV)-5

  • 有存貨2326

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
ReferenceType Shunt
OutputType Adjustable
Voltage-Output(Min/Fixed) 1.24V
Voltage-Output(Max) 6 V
Current-Output 15 mA
Tolerance ±1%
Current-Cathode 80 µA
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

概述

Description

The TLV431AIDBVR is a precision programmable shunt voltage reference from Texas Instruments. It is designed to maintain a stable reference voltage, typically used in voltage regulation and level-shifting applications. The device operates with a wide input voltage range and provides an adjustable output voltage, making it versatile for various circuit designs.
Key features include:
1. Adjustable Output Voltage: The TLV431AIDBVR allows for output voltage adjustment, making it flexible for different design requirements.
2. Precision: Offers a precise voltage output with low temperature coefficients, ensuring stability across temperature variations.
3. Low Output Noise: Ensures minimal interference with other components, enhancing overall circuit performance.
4. Small Package: Available in a SOT-23 package, it is suitable for space-constrained applications.
5. Low Operating Current: Efficient in terms of power usage, which is ideal for battery-powered devices.
Typical applications include reference in power supplies, data acquisition systems, and precision voltage regulation in consumer electronics. Its versatility and precision make it a popular choice among engineers and designers.

Equivalent

The TLV431AIDBVR is a shunt voltage reference. Equivalent products include:
1. LM431 (by Texas Instruments)
2. TL431 (by ON Semiconductor)
3. KA431 (by Fairchild Semiconductor)
4. LMV431 (by Texas Instruments)
5. AS431 (by Diodes Incorporated)
These components generally offer similar functionality and electrical characteristics, but it's crucial to verify the specifications and pin configurations to ensure compatibility with your application.

Features

The TLV431AIDBVR is a precision programmable shunt voltage reference with the following features:
1. Adjustable Output Voltage: It offers a wide adjustable output voltage range from 2.5 V to 36 V, which provides flexibility in various applications.
2. Low Voltage Operation: The device operates efficiently with a low voltage, making it suitable for battery-powered systems.
3. Precision: It offers high precision with a typical reference voltage tolerance of ±1% at 25°C, ensuring accuracy in voltage regulation.
4. Temperature Stability: The TLV431AIDBVR exhibits good temperature stability, maintaining performance across a wide temperature range from -40°C to 125°C.
5. Low Output Noise: It has low output noise characteristics, which is beneficial for sensitive analog circuits.
6. SOT-23-5 Package: The device is available in a compact SOT-23-5 package, which is ideal for space-constrained applications.
7. Low Cathode Current: It supports low cathode current operation down to 80 µA, optimizing power consumption.
8. Wide Application Range: The reference is suitable for a variety of applications including precision power supplies, data acquisition systems, and other circuits requiring a stabilized voltage reference.

Pinout

The TLV431AIDBVR is a three-pin device known as a low-voltage adjustable precision shunt regulator. The three pins are:
1. Anode (A): Usually connected to ground or the negative side of the reference voltage.
2. Cathode (K): Functions as the output; connected to the load that needs the regulated voltage.
3. Reference (R): Used to set the desired output voltage by connecting it to a resistor divider from the cathode to the anode.
The device operates similarly to a Zener diode but with adjustable voltage, allowing it to maintain a consistent output voltage over a wide range of current levels. It is commonly used in applications for voltage regulation, precision current limiting, and as a programmable voltage reference.

Manufacturer

The TLV431AIDBVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest and most well-known companies in the semiconductor industry. TI's products are widely used in electronics, including calculators, microcontrollers, and various types of sensors and control devices. They serve a broad range of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The TLV431AIDBVR is a precision shunt voltage reference commonly used in various applications, including:
1. Voltage Regulation: It provides a stable reference voltage for regulating power supplies.
2. Data Acquisition Systems: Offers precision voltage reference in ADCs and DACs.
3. Battery Management: Ensures accurate cell balancing and charging in battery-powered devices.
4. Switching Power Supplies: Acts as a reference for feedback loops in SMPS.
5. Instrumentation: Provides stable references in measurement and testing equipment.
6. Consumer Electronics: Used in devices requiring precise voltage regulation for optimal performance.
These applications benefit from the device's low-temperature coefficient and high accuracy.

Package

The TLV431AIDBVR is a precision adjustable shunt regulator. It is typically housed in a SOT-23-3 package, which is a small outline package with three terminals.

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