TLV431BQDCKR

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Adjustable precision shunt regulator - Low voltage reference - Programmable output voltage - High accuracy and stability - Low quiescent current - Wide operating temperature range

Package: SC-70, 5-Lead, DCK

Essence: The TLV431BQDCKR is a voltage reference IC that provides a stable reference voltage for various applications.

Packaging/Quantity: The TLV431BQDCKR is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

The TLV431BQDCKR has the following specifications:

• Reference Voltage Range: 1.24V to 6V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C
• Output Current: 15mA

Pin Configuration

The TLV431BQDCKR has a 5-lead SC-70 package with the following pin configuration:

1. Anode
2. Cathode
3. NC (No Connection)
4. Reference Voltage
5. Ground

Functional Features

The TLV431BQDCKR offers the following functional features:

• Adjustable Output Voltage: The output voltage can be programmed using external resistors.
• Precision Shunt Regulator: It provides a stable reference voltage with high accuracy and stability.
• Low Quiescent Current: The TLV431BQDCKR consumes low power, making it suitable for battery-powered applications.
• Wide Operating Temperature Range: It can operate reliably in extreme temperature conditions.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low quiescent current consumption - Wide operating temperature range - Adjustable output voltage

Disadvantages: - Limited output current capacity (15mA)

Working Principles

The TLV431BQDCKR is based on the principle of a shunt regulator. It uses a precision reference voltage to compare with an external voltage divider network. By adjusting the resistors in the network, the desired output voltage can be obtained. The TLV431BQDCKR regulates the current flowing through it to maintain a constant voltage across the load.

Detailed Application Field Plans

The TLV431BQDCKR finds applications in various fields, including:

1. Power Supplies: It is used as a voltage reference in power supply circuits to ensure stable and accurate output voltages.
2. Battery Management Systems: The TLV431BQDCKR is employed in battery management systems to monitor and regulate battery charging and discharging processes.
3. Industrial Control Systems: It is utilized in industrial control systems for precise voltage regulation and monitoring.
4. Automotive Electronics: The TLV431BQDCKR is integrated into automotive electronics for voltage reference and regulation purposes.

Detailed and Complete Alternative Models

Some alternative models to TLV431BQDCKR include:

1. TL431AQDBZR
2. LM4040CIM3-5.0/NOPB
3. MAX6126AASA25+
4. REF3030AIDBZT

These models offer similar functionality and can be considered as alternatives depending on specific requirements.

In conclusion, the TLV431BQDCKR is a versatile voltage reference IC that provides high accuracy and stability. With its adjustable output voltage and low quiescent current, it finds applications in various fields such as power supplies, battery management systems, industrial control systems, and automotive electronics.