AZ431LBKTR-G1

Product Overview

• Category: Integrated Circuits
• Use: Voltage References
• Characteristics: Low Dropout, Adjustable Precision Shunt Regulator
• Package: SOT-23-3
• Essence: The AZ431LBKTR-G1 is a precision shunt regulator that provides a stable voltage reference with low dropout voltage and high accuracy.
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Reference Voltage Range: 1.24V to 16V
• Output Current: Up to 100mA
• Dropout Voltage: 0.4V (typical)
• Temperature Coefficient: ±50ppm/°C (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AZ431LBKTR-G1 has three pins:

1. Anode (A): Connected to the positive terminal of the power supply.
2. Cathode (C): Connected to the load or ground.
3. Adjust (ADJ): Used to set the desired output voltage.

Functional Features

• Provides a stable voltage reference for precision applications.
• Low dropout voltage allows for efficient operation even with small input-output differentials.
• Adjustable output voltage enables flexibility in various circuit designs.
• High accuracy ensures precise voltage regulation.
• Low temperature coefficient minimizes variations due to temperature changes.

Advantages and Disadvantages

Advantages: - High accuracy and stability. - Low dropout voltage. - Adjustable output voltage. - Wide operating temperature range. - Small package size.

Disadvantages: - Limited output current capability. - Requires external components for proper operation.

Working Principles

The AZ431LBKTR-G1 is based on the shunt regulator principle. It uses a precision reference voltage and an internal amplifier to compare the output voltage with the reference voltage. By adjusting the feedback resistor connected to the ADJ pin, the output voltage can be set to the desired value. The internal circuitry ensures that the output voltage remains stable even with varying input voltages and load conditions.

Detailed Application Field Plans

The AZ431LBKTR-G1 is commonly used in various applications, including:

1. Voltage regulators for power supplies.
2. Battery charging circuits.
3. Precision measurement instruments.
4. Audio amplifiers.
5. Industrial control systems.

Detailed and Complete Alternative Models

• TL431
• LM4040
• LT1236
• MAX6126

These alternative models offer similar functionality and can be used as substitutes for the AZ431LBKTR-G1 in different applications.

In conclusion, the AZ431LBKTR-G1 is a versatile voltage reference integrated circuit with excellent accuracy, stability, and adjustable output voltage. Its small package size and wide operating temperature range make it suitable for various precision applications. However, its limited output current capability and requirement for external components should be considered when designing circuits.