AZ2940D-3.3TRG1

Product Overview

Category

AZ2940D-3.3TRG1 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Voltage regulation capability
• Low dropout voltage
• High output current
• Thermal shutdown protection
• Short-circuit protection

Package

AZ2940D-3.3TRG1 comes in a TO-263 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output in various electronic applications.

Packaging/Quantity

Each package contains one unit of AZ2940D-3.3TRG1.

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 0.6V (typical)
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Voltage regulation: The AZ2940D-3.3TRG1 ensures a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Low dropout voltage: With a low dropout voltage of only 0.6V, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
• High output current: Capable of delivering up to 1A of continuous output current, making it suitable for powering various electronic components.
• Thermal shutdown protection: The regulator includes built-in thermal shutdown protection, which prevents damage due to excessive heat.
• Short-circuit protection: In the event of a short circuit, the AZ2940D-3.3TRG1 automatically shuts down to protect itself and the connected circuitry.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Low dropout voltage ensures efficient operation
• High output current capability
• Built-in thermal and short-circuit protection

Disadvantages

• Limited input voltage range (4.5V to 26V)
• Relatively high quiescent current (10mA)

Working Principles

The AZ2940D-3.3TRG1 operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a constant output voltage despite changes in the input voltage or load conditions.

Detailed Application Field Plans

The AZ2940D-3.3TRG1 finds applications in various electronic systems that require a stable and regulated 3.3V power supply. Some common application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Communication equipment
4. Industrial automation
5. Consumer electronics

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and features.
2. LT1086-3.3: Another reliable alternative offering adjustable output voltage.
3. TPS79633: An alternative with lower dropout voltage and higher output current capability.

These alternative models provide similar functionality and can be considered as substitutes for the AZ2940D-3.3TRG1 depending on specific requirements.

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