TL1431ACD

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics:
  • Adjustable precision shunt regulator
  • Low dynamic output impedance
  • Wide operating current range
  • High accuracy and stability
• Package: SOIC-8
• Essence: TL1431ACD is a voltage reference IC used to provide a stable and precise voltage reference for various electronic circuits.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Reference Voltage Range: 2.5V to 36V
• Operating Current Range: 1mA to 100mA
• Temperature Range: -40°C to +85°C
• Line Regulation: 0.02%/V
• Load Regulation: 0.4%/mA
• Output Voltage Tolerance: ±1%
• Minimum Cathode Current: 0.4mA

Pin Configuration

The TL1431ACD IC has the following pin configuration:

```

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| | --| 1 |-- Anode --| 2 |-- Cathode --| 3 |-- NC (No Connection) --| 4 |-- NC (No Connection) --| 5 |-- NC (No Connection) --| 6 |-- NC (No Connection) --| 7 |-- NC (No Connection) --| 8 |-- Reference Voltage Output |____| ```

Functional Features

• Provides a stable and precise reference voltage for various applications.
• Adjustable output voltage through external resistors.
• Low dynamic output impedance ensures accurate voltage regulation.
• Wide operating current range allows flexibility in different circuit designs.
• High accuracy and stability ensure reliable performance.

Advantages

• Easy to use and integrate into electronic circuits.
• Wide operating voltage range provides versatility.
• Adjustable output voltage allows customization.
• Low dynamic output impedance ensures accurate voltage regulation.
• High accuracy and stability ensure reliable performance.

Disadvantages

• Limited output current capability.
• Requires external resistors for adjustable output voltage.

Working Principles

The TL1431ACD is a precision shunt regulator that operates by comparing the reference voltage at its cathode with an external voltage divider network. By adjusting the resistors in the voltage divider, the desired output voltage can be set. The TL1431ACD then regulates the output voltage by shunting excess current through its internal transistor, maintaining a stable and precise reference voltage.

Application Field Plans

The TL1431ACD finds applications in various fields, including:

1. Power supply circuits
2. Battery charging circuits
3. Voltage regulators
4. Precision measurement equipment
5. Audio amplifiers
6. Industrial control systems

Alternative Models

Some alternative models to TL1431ACD include:

1. LM431
2. TL431
3. LT1009
4. REF02
5. MAX6126

These models offer similar functionality and can be used as substitutes depending on specific requirements.

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