AOZ1083CI

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent and thermal protection - Adjustable output voltage

Package: Compact surface mount package

Essence: AOZ1083CI is a voltage regulator IC designed to provide stable and regulated output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 0.8V - 6V
• Maximum Output Current: 3A
• Dropout Voltage: 300mV at 3A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AOZ1083CI IC has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• High Efficiency: The AOZ1083CI offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage of only 300mV at 3A, it ensures stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The IC can operate within a wide input voltage range of 2.5V to 18V, making it suitable for a variety of applications.
• Overcurrent and Thermal Protection: It incorporates overcurrent and thermal protection mechanisms to safeguard against excessive current and temperature conditions.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 6V, providing flexibility for different device requirements.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for versatile applications. - Overcurrent and thermal protection ensure device safety. - Adjustable output voltage provides customization options.

Disadvantages: - Dropout voltage may cause slight power loss in certain scenarios. - Limited maximum output current of 3A may not be suitable for high-power devices.

Working Principles

The AOZ1083CI operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The enable pin (EN) controls the operation of the IC. When enabled, it regulates the input voltage (VIN) to provide a stable output voltage (VOUT). The internal circuitry ensures that the output voltage remains constant even when the input voltage or load conditions vary.

Detailed Application Field Plans

The AOZ1083CI is widely used in various electronic devices that require a stable and regulated power supply. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players.
2. Computer Peripherals: USB hubs, external hard drives, printers.
3. Consumer Electronics: Set-top boxes, gaming consoles, digital cameras.
4. Automotive Electronics: Infotainment systems, navigation devices, dashboard displays.
5. Industrial Equipment: Test and measurement instruments, control systems, power supplies.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator IC with similar features and specifications.
2. LT1083: A high-current linear voltage regulator IC suitable for demanding applications.
3. TPS7A4700: An ultra-low dropout voltage regulator IC with excellent line and load regulation.

These alternative models offer similar functionality and can be considered as substitutes for the AOZ1083CI in various applications.

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