AZ431BZ-AE1

Product Overview

Category

AZ431BZ-AE1 belongs to the category of voltage references.

Use

It is primarily used as a precision shunt regulator.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Wide operating voltage range
• Low dynamic impedance
• Adjustable output voltage
• Low power consumption

Package

The AZ431BZ-AE1 comes in a small surface-mount SOT-23 package.

Essence

The essence of AZ431BZ-AE1 lies in its ability to provide a stable and accurate reference voltage for various electronic circuits.

Packaging/Quantity

The product is typically packaged in reels, with 3000 units per reel.

Specifications

• Reference Voltage: 2.5V
• Operating Voltage Range: 2.5V to 36V
• Temperature Coefficient: ±50ppm/°C
• Output Current: 100mA
• Quiescent Current: 60µA
• Line Regulation: 0.4%
• Load Regulation: 0.4%

Detailed Pin Configuration

The AZ431BZ-AE1 has three pins:

1. Cathode (K): Connected to the ground or negative terminal.
2. Anode (A): Connected to the positive terminal.
3. Adjust (ADJ): Used to adjust the output voltage.

Functional Features

• Precision voltage reference
• Adjustable output voltage through the ADJ pin
• Low power consumption
• High accuracy and stability
• Wide operating voltage range
• Low temperature coefficient
• Short-circuit protection

Advantages

• Provides a stable and accurate reference voltage
• Easy to use and integrate into various circuits
• Adjustable output voltage allows for flexibility in design
• Low power consumption helps conserve energy
• Wide operating voltage range enables compatibility with different systems

Disadvantages

• Limited output current capability (100mA)
• Sensitive to external noise and fluctuations
• Requires careful consideration of thermal management due to power dissipation

Working Principles

The AZ431BZ-AE1 operates based on the principle of a shunt regulator. It compares the reference voltage (2.5V) with the input voltage and adjusts the current flowing through the shunt resistor to maintain a constant output voltage.

Detailed Application Field Plans

The AZ431BZ-AE1 finds applications in various fields, including:

1. Power supply circuits: Provides stable voltage references for voltage regulators.
2. Battery charging circuits: Ensures accurate voltage control during battery charging.
3. Industrial automation: Used in control systems that require precise voltage references.
4. Automotive electronics: Provides stable voltage references for automotive electronic systems.
5. Audio amplifiers: Used as a voltage reference for audio signal processing circuits.

Detailed and Complete Alternative Models

1. TL431: Similar functionality and specifications, available in various packages.
2. LM4040: Precision voltage reference with adjustable output voltage.
3. REF3030: Low-power voltage reference with high accuracy.

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

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