TL1431CLPR

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: Adjustable Precision Shunt Regulator
• Package: SOIC-8
• Essence: TL1431CLPR is a voltage reference integrated circuit that provides a stable and precise output voltage.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Reference Voltage Range: 2.5V to 36V
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to +85°C
• Line Regulation: 0.2% (typical)
• Load Regulation: 0.4% (typical)
• Temperature Stability: 50ppm/°C (typical)

Detailed Pin Configuration

The TL1431CLPR has eight pins arranged as follows:

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

Functional Features

• Adjustable Output Voltage: The TL1431CLPR allows the user to set the desired output voltage within the specified range.
• High Precision: It provides a stable and accurate reference voltage for various applications.
• Low Power Consumption: The integrated circuit operates with low power consumption, making it suitable for battery-powered devices.
• Short Circuit Protection: The TL1431CLPR includes built-in short circuit protection to prevent damage to the device.

Advantages and Disadvantages

Advantages

• Wide range of adjustable output voltages
• High precision and stability
• Low power consumption
• Short circuit protection

Disadvantages

• Limited output current capacity (up to 100mA)
• Requires external components for proper operation

Working Principles

The TL1431CLPR is based on the principle of a shunt regulator. It uses a precision reference voltage and compares it with the feedback voltage to regulate the output voltage. By adjusting the feedback voltage, the desired output voltage can be set within the specified range.

Detailed Application Field Plans

The TL1431CLPR is commonly used in various applications, including:

1. Power Supplies: It can be used as a voltage reference in power supply circuits to ensure stable and accurate output voltages.
2. Battery Charging Systems: The TL1431CLPR can be employed in battery charging systems to provide precise voltage regulation.
3. Industrial Control Systems: It finds application in industrial control systems where precise voltage references are required for accurate measurements and control.

Detailed and Complete Alternative Models

1. TL431CLP: Similar to TL1431CLPR, but available in a different package (TO-92).
2. LM4040CIM3-2.5/NOPB: Precision Shunt Regulator with fixed 2.5V output voltage.
3. LT1236ACS8-10#PBF: Precision Shunt Regulator with adjustable output voltage and higher temperature stability.

These alternative models offer similar functionality and can be considered as substitutes for the TL1431CLPR in various applications.

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