TL1431AIZ-AP

Product Overview

Category

The TL1431AIZ-AP belongs to the category of integrated circuits (ICs) and specifically falls under the voltage references subcategory.

Use

The TL1431AIZ-AP is primarily used as a precision shunt regulator. It provides a stable reference voltage that can be used in various electronic circuits.

Characteristics

• Precision voltage reference
• Adjustable output voltage
• Low temperature coefficient
• High accuracy
• Low power consumption

Package

The TL1431AIZ-AP is available in a small outline package (SOP) with eight pins.

Essence

The essence of the TL1431AIZ-AP lies in its ability to provide a stable and accurate reference voltage, making it suitable for applications requiring precise voltage regulation.

Packaging/Quantity

The TL1431AIZ-AP is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Reference Voltage Range: 2.5V to 36V
• Output Current: Up to 100mA
• Temperature Coefficient: ±50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.5V to 36V

Detailed Pin Configuration

The TL1431AIZ-AP has eight pins arranged as follows:

1. Vref: Reference voltage output
2. Anode: Anode terminal for external shunt resistor connection
3. Cathode: Cathode terminal for external shunt resistor connection
4. NC: No connection
5. NC: No connection
6. NC: No connection
7. NC: No connection
8. GND: Ground

Functional Features

• Adjustable Output Voltage: The TL1431AIZ-AP allows the user to adjust the output voltage according to their specific requirements.
• Overcurrent Protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Low Power Consumption: The TL1431AIZ-AP consumes minimal power, making it suitable for battery-powered applications.
• High Accuracy: The voltage reference provided by the TL1431AIZ-AP is highly accurate, ensuring precise voltage regulation.

Advantages and Disadvantages

Advantages

• Wide range of adjustable output voltages
• Excellent temperature stability
• Low power consumption
• Compact package size

Disadvantages

• Limited output current capacity (up to 100mA)
• Requires an external shunt resistor for operation

Working Principles

The TL1431AIZ-AP operates based on the principle of a shunt regulator. It compares the reference voltage with the voltage across the external shunt resistor and adjusts its internal resistance accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The TL1431AIZ-AP finds applications in various fields, including but not limited to: - Voltage regulators - Switching power supplies - Battery chargers - Precision measurement equipment - Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TL1431AIZ-AP are: - LM431 - TL431 - LT1431 - MAX4373

These models offer similar functionality and can be used interchangeably depending on the specific requirements of the application.

In conclusion, the TL1431AIZ-AP is a precision shunt regulator IC that provides a stable and accurate reference voltage. Its adjustable output voltage, low power consumption, and compact package make it suitable for various applications requiring precise voltage regulation.